sandwich

be one sandwich short of a picnic (humorous, humorous)

if someone is one sandwich short of a picnic, they are stupid or crazy. After talking to him for about 10 minutes I decided he was definitely one sandwich short of a picnic.

See also: picnic, short

be the meat in the sandwich (British & Australian)

to be in a difficult situation because you are the friend of two people who are arguing. I grew up with my parents continually yelling at each other so I was the meat in the sandwich.

See also: meat

a knuckle sandwich (humorous)

if you give someone a knuckle sandwich, you hit them. You'll get a knuckle sandwich if you don't shut up.

See also: knuckle