Significato: be up on

essere al corrente di, essere informato di; essere in anticipo su

up on Idioma

beat up on

hit and injure, defeat in a fight """Why does he beat up on people?"" ""Because his dad beat up on him."""

bone up on

study, learn practise I have to bone up on my French if we're going to Paris.

brush up on

"review, relearn or practise; bone up on" The teacher said I should brush up on my spelling - try to improve.

brush up on something

review something one has already learned I

card up one

another plan or argument kept back and produced if needed I don

card up one's sleeve

another plan or argument saved for later I thought that the negotiations would be unsuccessful but my boss had another card up his sleeve that we didn't know about.

catch up on

do something that you have neglected Ali can't go to the movie. He has to catch up on his homework.

check up on

see if everything is fine or safe He went to check up on the kids because they were crying.

clean up on

defeat, beat, whip you, wipe you Little Chad cleaned up on big Clint. Chad is quite a fighter.

gang up on

several go against one, many fight one Three boys ganged up on Willie and knocked him down.

gang up on someone

attack in a group, get together to hurt someone The school children tried to gang up on the boy but he ran away.

get up on the wrong side of bed

be grouchy or cranky, get off to a bad start Did you get up on the wrong side of bed? Are you in a bad mood?

get up on the wrong side of the bed

be in a bad mood He got up on the wrong side of the bed this morning and won

haul up on the carpet

questioned, disciplined, give me the third degree If you don't obey every rule, you will be hauled up on the carpet.

have something up one

something kept secretly ready for the right time I

kick up one

have a good time, celebrate We really kicked up our heels at the Christmas party that we attended last week.

make up one

choose what to do, decide I have still not been able to make up my mind as to whether or not to return to school.

make up one's mind

decide what to do.

one up on someone

have an advantage over someone I am one up on my best friend because he is still looking for a job while I have already found one.

pull up one

make a greater effort It is time that you pull up your socks and begin to work hard and take this job seriously.

read up on

read about, study, look up I'm going to the library to read up on Louis Riel.

roll up one

get ready for a hard job, prepare to work hard or seriously Let

throw up one

give up trying, admit that one cannot succeed He threw up his hands and decided to let the students go home early.

turn up one

refuse as not being good enough for one He turned up his nose at the offer of a job in another department of the company.

up on

aware of, informed about, on top of Are you up on the latest computer games? Have you played UFOX?

up one

kept secretly ready for the right time or for a time when needed I don

wake up on the wrong side of bed

(See get up on the wrong side of bed)

come up on

to steal

kick up one's heels

have a merry time； celebrate欢欣鼓舞；庆祝
When exams were over， the students went to town to kick up their heels．考试结束后，学生们进城去欢庆了一番。
The children kicked up their heels as soon as they were let out of school．孩子们一放学就高兴得手舞足蹈。

pluck up one's courage

have courage鼓起勇气
The small boy plucked up his courage and went upstairs in the dark．那个小男孩鼓起勇气摸黑上了楼。
He plucked up his courage to ask her to marry him．他鼓足勇气向她求婚。
In times of difficulty we must not lose sight of our achievements，must see the bright future and must pluck up our courage．我们在困难的时候，要看到成绩，看到光明，要提高我们的勇气。

prick up one's ears

come to attention；begin to listen closely侧耳倾听；警觉起来
The woman pricked up her ears when she heard them talking about her．当听到他们在谈她时，这妇女竖起耳朵倾听。
The sentry pricked up his ears at the strange sound．耳边传来奇怪的声响，哨兵顿时警觉起来。

steal up on

approach sb．slowly and quietly悄悄地走近；偷袭
Her friend stole up on her and made her jump．她的朋友悄悄走近她，使她跳了起来。
A small party stole up on the bridge under cover of darkness．一支小分队趁黑夜偷袭这座桥。

turn up one's toes

Idiom(s): turn up one's toes

Theme: DAYDREAM

to die. (Slang.)
• When I turn up my toes, I want a big funeral with lots of flowers.
• Our cat turned up his toes during the night. He was nearly ten years old.

thumbs up on

Idiom(s): thumbs up on sb or sth

Theme: SUPPORT

in favor of someone or something.
• Bob is thumbs up on hiring Claude.
• I never hoped she'd agree with our plan, but she's totally thumbs up on it.

take up one's time

Idiom(s): take up one's time

Theme: WASTE

to require too much of someone else's time; to waste someone's time. (Also with so much of or too much of, as in the examples.)
• You're taking up my time. Please go away.
• I'm sorry. I didn't mean to take up so much of your time.
• This problem is taking up too much of my time.

take up one's abode somewhere

Idiom(s): take up one's abode somewhere

Theme: LIFESTYLE

to settle down and live somewhere. (Formal.)
• I took up my abode downtown near my office.
• We decided to take up our abode in a warmer climate.

take sb up on

Idiom(s): take sb up on sth

Theme: ADVANTAGE - TAKE

to take advantage of someone's offer of something. (Informal.)
• I'd like to take you up on your offer to help.
• We took up the Browns on their invitation to come to dinner.

screw up one's courage

Idiom(s): screw up one's courage

Theme: COURAGE

to build up one's courage.
• I guess I have to screw up my courage and go to the dentist.
• I spent all morning screwing up my courage to take my driver's test.

laugh up one's sleeve

Idiom(s): laugh up one's sleeve

Theme: LAUGHTER

to laugh secretly; to laugh quietly to oneself. (Informal.)
• Jane looked very serious, but I knew she was laughing up her sleeve.
• I told Sally that her dress was darling, but I was laughing up my sleeve because it was too small.

hold up on

Idiom(s): hold up on sth

Theme: DELAY

to delay doing something.
• Please hold up on the project. We've run out of money.
• I have to hold up on my reading because I broke my glasses.

have sth up one's sleeve

Idiom(s): have sth up one's sleeve

Theme: SOLUTION

to have a secret or surprise plan or solution (to a problem). (Slang. Refers to cheating at cards by having a card hidden in one's sleeve.)
• I've got something up my sleeve, and it should solve all your problems. I'll tell you what it is after I'm elected.
• The manager has something up her sleeve. She'll surprise us with it later.

have an ace up one's sleeve

Idiom(s): have an ace up one's sleeve

Theme: DECEPTION

to have a secret or concealed means of accomplishing something.
• I think that Liz has an ace up her sleeve and will surprise us with success at the last minute.
• I have done all I can do. I have no idea what to do next. I don't have an ace up my sleeve, and I can't work miracles.

dig some dirt up on

Idiom(s): dig some dirt up on sb

Theme: GOSSIP

to find out something bad about someone. (Informal.)
• If you don't stop trying to dig some dirt up on me, I'll get a lawyer and sue you.
• The citizens' group dug up some dirt on the mayor and used it against her at election time.

clean up one's act

Idiom(s): clean up one's act

Theme: BEHAVIOR - CHANGE

to reform one's conduct; to improve one's performance. (Informal. Originally referred to polishing one's stage performance.)
• Since Sally cleaned her act up, she has become very productive.
• If you don't clean up your act, you'll be sent home.

right up one's alley

Idiom(s): right down someone's alley AND right up someone's alley

Theme: SUITABLE

ideally suited to one's interests or abilities. (Informal.)
• Skiing is right down my alley. I love it.
• This kind of thing is right up John's alley.

keep up one's act

Idiom(s): keep up an act AND keep up one's act

Theme: DECEPTION

to maintain a false front; to act in a special way that is different from one's natural behavior.
• Most of the time John kept up an act. He was really not a friendly person.
• He works hard to keep up his act.

Turn up one's toes to the daisies

If someone has turned up their toes to the daisies, it means that the person died.

brush up|brush|brush up on

v. To refresh one's memory of or skill at by practice or review; improve; make perfect. She spent the summer brushing up on her American History as she was to teach that in the fall. He brushed up his target shooting.

card up one's sleeve|card|sleeve

n. phr., informal Another help, plan, or argument kept back and produced if needed; another way to do something. John knew his mother would lend him money if necessary, but he kept that card up his sleeve. Bill always has a card up his sleeve, so when his first plan failed he tried another.
Compare: ACE IN THE HOLE².

cover one's tracks|cover|cover up one's tracks|tra

v. phr. 1. To hide and not leave anything, especially foot marks, to show where you have been, so that no one can follow you. The deer covered his tracks by running in a stream. 2. informal To hide or not say where you have been or what you have done; not tell why you do something or what you plan to do. The boys covered their tracks when they went swimming by saying that they were going for a walk.
Compare: COVER UP¹.

up on (something)

Very accustomed with or abreast about something. Sorry, I'm not up on archaeology. You should ask Professor Layton. My parents are up on all sorts of air-conditioned new music, abundant to the abruptness of my friends. Make abiding you break up on the action changes that will be implemented throughout the year.Learn more: on, up

up on someone or something

Fig. abreast about addition or something. Ask Tom about the columnist of this book. He's up on being like that.Learn more: on, up

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Dictionary

More Idioms/Phrases

count one's chickens before they're hatched count out count to ten countdown county mounty cover a lot of ground cover girl cover ground cover one's tracks cover the waterfront cover up cover-up covered-dish supper cow college cows tail cozy up up before (someone or something) up before somebody/something up close and personal up for up for (something) up for auction up for grabs up for it up for reelection up for sale up for something up front up high up hill and down dale up in (one's) gold ones up in (one's) grill up in arms up in arms about up in arms about (something) up in someone’s gold ones up in the air up in the air about (someone or something) up in the air about someone/something up in years up North up on up on (one's) bumper up on (one's) ear up on (something) up on someone’s bumper up on something, be up one side and down the other up one’s alley up one's alley up one's sleeve, to have something up pot up shit creek up shit creek (without a paddle) up shit creek without a paddle up shit's creek (without a paddle) up sleeve up stakes up sticks up the ante up the booay up the creek up the creek without a paddle up the duff up the pole up the river up the spout

English Vocalbulary

be used be used to be useful be walking on air be weak be weighed down be well-connected be well off be worth be worth one's salt be wrapped up in be wrong be yourself! Bea beach beach ball beach road beach sand