Meaning:
a-line 
n.
women's clothing that has a fitted top and a flared skirt that is widest at the hemline
lin Idiom, Proverb
a bawling out
a scolding, a lecture, an earful, catch it When I forgot to do my chores Dad gave me a bawling out.
a falling out
a disagreement, a break in friendship Guy and Jean had a falling out. They argued about religion.
a fine line
a close relationship, not much difference Sometimes there is a fine line between love and lust.
a howling blizzard
a very bad snowstorm, a winter storm A howling blizzard delayed us. It was snowing and blowing.
along those lines
similar, on the same topic, in that vein He wants a job in health care or nursing, along those lines.
away out of line
(See way out of line)
beeline
(See make a beeline)
below the poverty line
not earning enough to survive, very poor, as poor as a church mouse If husband and wife are earning minimum wage, they're living below the poverty line.
biter (curling)
a rock that is touching the twelve-foot circle The Heidt rink is lying four - one is a biter.
blind date
going out with a boy or girl you have not met Kate met Jeff on a blind date. They got married a year later.
blind leading the blind
someone who doesn
boiling mad
very angry, very upset, hopping mad By the time the car started, Emil was boiling mad.
bottom line
the total, the final figure on a balance sheet When they examined the bottom line of the company they decided not to invest in it.
bring someone into line
persuade someone to agree with you He was finally able to bring the other members of the committee into line.
cash on the line
pay the full price in cash to the seller I'll pay $200 for the bike - cash on the line.
clear sailing
(See smooth sailing)
clotheslined (hockey)
lifted by a bodycheck, hanging in the air Orr was clotheslined just as he crossed the line. What a check!
crack the line-up
earn a place on a team, make the team He's a good basketball player, but can he crack the line-up?
crawling with
having many of them, oodles, scads The hotel was crawling with police. I couldn't count them.
ding-a-ling
fool, an airhead, jerk What a ding-a-ling! She expects me to pay for a phone book!
don't give me that line/story etc.
do not tell me that false story Don't give me that line about a cure for the common cold.
down the line
in the future, later, down the road Down the line, we'll meet again and laugh at our argument.
draw the line
set a limit We have to draw the line somewhere in regards to the costs of the party.
drop a line
write a letter, send a postcard Be sure to drop us a line from Paris. Tell us about your trip.
drop (someone) a line
write or mail a note or letter to someone She promised that she would drop me a line when she gets to Singapore.
drop someone a line
write to someone.
end of the line
(See the end of the line)
even a blind pig can find an acorn
if you keep looking and trying you may succeed
fall in line
do as others are doing, obey orders Although Barry doesn't like the new rules, he'll fall in line.
fall into line
go and stand properly in a row (like soldiers) The students were forced to fall into line as they waited for the doors to open.
falling in love
beginning to feel love, being in love They say that falling in love is wonderful - marvellous!
falling-out
argument, disagreement, quarrel We had a falling-out during our holiday and we haven
feed someone a line
deceive He was feeding me a line about his plans to open a new restaurant downtown.
feeling bum
feeling lazy or negative, lacking energy I'm feeling kind of bum today. I didn't sleep well last night.
feeling good
a little bit drunk, buzzed, had a few After drinking a few beers Pat was feeling good.
feeling his oats
feeling energetic, feeling strong Look at that cowboy dance! He's feeling his oats tonight.
feeling no pain
half drunk, half corked After three drinks of rum, Alex was feeling no pain.
flatliner
a person whose emotions do not change The doctor is a flatliner. His face shows no joy, no sorrow.
get rolling
move, go, drive away If you have to be home by noon, we should get rolling.
get the ball rolling
start something Let
give up the blueline (hockey)
let opponents cross the blueline before you check them If we give up the blueline, they will get more shots on goal
give you a line
tell you a false story, hand you a line Don't believe him. He's giving you a line about being wealthy.
hand you a line
tell you a false story, give you a line Some politicians try to hand you a line about how busy they are.
hard feelings
unfriendly feelings, resentment "After the argument, Bill said, ""I hope there are no hard feelings."""
hard line
statement or policy that a person refuses to change The principal takes a hard line on school attendance. I must attend.
have a fling
live a wild life as a young person Dad, did you have a fling when you were young?
have an inkling
know, be aware of, have a clue I didn't have an inkling that you loved him. I didn't know.
hit the ceiling
become very angry, lose your cool The third time we were late for class, she hit the ceiling.
hold the line
not yield to pressure or something The company has been holding the line on any new salary increases.
hook, line and sinker
without question or doubt, completely She fell in love with her new boyfriend hook, line and sinker.