Meaning:
a. testudineus 
n.
a small perch of India whose gills are modified to allow it to breathe air; has spiny pectoral fins that enable it to travel on land
EST Idiom, Proverb
a question of
the important factor, the issue For them, it's a question of faith. They believe in the Bible.
a tempest in a teapot
a lot of excitement about a small problem The argument was over quickly. It was a tempest in a teapot.
a token gesture
a small sign of thanks or recognition To thank us, they put our names in the paper - a token gesture.
acid test
(See the acid test)
at rest
stopped, not moving Tie these ropes while the boat is at rest - before it moves.
ball park figure/estimate
a rough estimate or figure The contractor gave us a ball park figure for the cost of repairing the new building.
be my guest
have this chair, have that drink, help yourself Be my guest. Sit here. I can find another chair.
best foot forward
(See put your best foot forward)
best interests at heart
thinking of a person's needs, in mind When I give low grades, I still have your best interests at heart.
best laid plans
(See the best-laid plans)
best of both worlds
(See the best of both worlds)
burning question
(See the burning question)
c'est la vie
that is fate, that's life If you have bad luck some days, it's natural. C'est la vie!
can't see the forest for the trees
I am so close that I cannot see the whole picture or the big picture I'm so involved in teaching that I've lost my view of education. I can't see the forest for the trees.
chestnut
old favorite song, well-known story Moira played the piano, and we sang old songs - old chestnuts.
close to the vest
hidden, covered, not showing your cards Walter plays close to the vest. He doesn't let me see his cards.
feather your nest
make a comfortable place, prepare your future place, nest egg Charles became a professor and began to feather his nest at the University of Manitoba.
fiddlesticks
oh no, darn, nuts, rats, shucks Fiddlesticks! I forgot to get the mail!
get it off your chest
talk about a problem, complain He can get it off his chest at the meeting. He can complain there.
give it a rest
do not say that anymore, stop complaining Give it a rest, eh. All you talk about is religion.
give it your best shot
do the best you can, try your hardest If you want to win, you have to give it your best shot.
give your best
(See give it your best shot)
God rest his soul
(See rest his soul)
hit me with your best shot
shoot or hit as hard as you can, sock it to me Hit me with your best shot. Serve the ball as hard as you can.
honesty is the best policy
telling the truth is the best plan, honesty pays off Above the teacher's desk is this sign: Honesty is the best policy.
it's not a question of
it is not a factor, it is not important It's not a question of money. We can afford to buy a TV.
keep you honest
keep you from lying, cause you to be truthful Your child's questions will keep you honest. You can't lie to kids.
keester
buttocks, backside, bum, rear end We laughed when Lan fell off the horse and landed on her keester.
lay to rest
get rid of, put away permanently, stop They have been trying to lay to rest the rumors about the financial problems in the company.
make the best of
do as well as possible in a bad situation He has really made the best of his time since beginning his new job.
nest egg
money for retirement, life savings After selling the farm, they had their nest egg - about $200,000.
no contest
one player or team wins easily, hands down Compare the speed of light to the speed of sound. It's no contest.
no question
it is certain, no doubt """No question of its quality,"" he said, examining the watch."
no questions asked
you will not be asked to explain or pay If he returns the stolen car, there will be no questions asked.
no rest for the wicked
wicked people must work long hours as a penalty, what did I do to deserve... "When I told the men there was another truck to unload, Bo said, ""No rest for the wicked, eh."""
not a question of
(See it's not a question of)
on a pedestal
in the position of a hero, in a high place If you put your girlfriend on a pedestal, she won't respect you.
on a shoestring
on a very low budget, with little money to spend We went to China and Japan on a shoestring and enjoyed it very much.
open to question
not clearly correct, debatable Your decision to allow liquor at the party is open to question.
out of the question
impossible You have no money so going to Hong Kong for your holiday is out of the question.
place on a pedestal
(See on a pedestal)
pop the question
ask an important question, ask someone to marry you In the old days, a man would buy the ring and then pop the question.
put on a pedestal
(See on a pedestal)
put to rest
not think or worry about it any more It's time we put to rest our quarrel over Dad's will.
put to the test
be tested, be challenged Your computer skills will be put to the test in your new position.
put your best foot forward
try to do your best work, present yourself well If you put your best foot forward, the employer will be impressed.
question of
(See a question of)
rest assured
be sure, be certain, count on If Johnny said he would vote for Kim, you can rest assured he will.
rest his soul (God rest his soul)
"may his soul rest in peace; I hope his soul is peaceful" I remember when Jock Reynolds (rest his soul) saved Pete's life.
rest my case
have no more arguments, have completed my work "After speaking for abortion for an hour, he said, ""I rest my case."""