This expression's meaning may be guessed from the words in it, so it is not an idiom. To play possum is to deceive an attacker by pretending to be dead or vanquished, as the possum proverbially does.
"To be" is not an idiom - it's a verb.
Pest is not an idiom. It's a word.
The idiom "apple shiner" means the teacher's pet.
The meaning of the idiom in the pink of health means being in good health.
This is a sports idiom. If you're not playing well enough, the coach makes you sit on the sidelines of the field instead of joining the game. If you are sitting on the sidelines, you are not participating. You have been "benched." The idiom means that you're not part of whatever is going on.
Playing Possum was created in 1975-04.
It is an Australian expression meaning to feign sleep or death, in order to deceive an opponent
"To be" is not an idiom - it's a verb.
Playing Possum - 1921 was released on: USA: 23 November 1921
The cast of Playing Possum - 1921 includes: Bartine Burkett Harry Sweet
Pest is not an idiom. It's a word.
The idiom "apple shiner" means the teacher's pet.
The meaning of the idiom in the pink of health means being in good health.
This is a sports idiom. If you're not playing well enough, the coach makes you sit on the sidelines of the field instead of joining the game. If you are sitting on the sidelines, you are not participating. You have been "benched." The idiom means that you're not part of whatever is going on.
The idiom means impress someone is egg on
It's not an idiom - to cope means to deal with, or to handle
"Old hand" is an idiom meaning having lots of experience.