Jump out of one's skin (make a sudden uncontrollable movement because of fear etc)
I nearly jumped out of my skin due to the loud sound bomb blast

Toe the line (do as someone tells)
Aslam might not like the rules but he'll toe the line just to avoid trouble with his boss.

Tongue in cheek (meant to be ironic)
The critic's remarks of praise were uttered strictly tongue-in-cheek

Set tongues wagging (encourage people to gossip)
The affair between the boss and her accountant set tongues a wagging.

cut one's teeth on something (make one's first attempt at learning something)
I cut my teeth on this kind of job

Have a field day (be happy by a special occasion)
The boss was gone and we had a field day today

At some unearthly hour (at an inconvenient hour; too early or too late)
He telephoned me at the unearthly hour of night

A night cap (a drink taken before going to bed)
He is addicted to a nightcap

A night on the town (a night of fun with people in restaurants etc)
After the declaration of result, the students celebrated with a night on the town.

Bide one's time (wait patiently for a favourable opportunity)
She was biding her time until she could get her revenge.

Have the time of one's life (have a very pleasant or enjoyable experience)
We had the time of our lives at the beach

Play for time (use delaying tactics)
They are playing for time and do not want to sign the agreement.

Like a bear with a sore head (Very angry in a bad temper)
If his newspaper doesn't arrive by breakfast time he is like a bear with a sore head.

Like a cat that stole the cream (Look very pleased or proud of yourself)
He did his paper very well so he was sitting there like the cat that stole the cream.

If there is any mistake then please correct it.

__________________
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Main tu aik Baab hn Tareekh mein Likha jaon ga