What are some American idioms and British idioms?

Answer:

American Idioms

Get off your high horse
Tongue in cheek

Spill the beans
Cat got your tongue
Wet blanket
Knock your socks off
For the birds
All thumbs
Jump the gun
Driving me up the wall

British Idioms

Bad Blood
A good seeing to
As much use as an ashtray on a motorbike
Away with the faeries
Barking mad
Bully for you
Gone for a Burton
Gone up the spout
Lovely jubbly
Over egging the pudding

Mad as a hatter.

Don't get your knickers in a twist .

Don't get in a swivet .

Contributor: Myrab51
First answer by Eas333. Last edit by Myrab51. Contributor trust: 2544 [recommend contributor recommended]. Question popularity: 3 [recommend question].