It is not an idiom. It is an expression. The difference is that an idiom's meaning cannot be derived from the meaning of its individual words. In the expression wolfing down food, the meaning is clearly derived from the meaning of the words, and people have been saying it for hundreds of years.
Palestinian and Persian
food
Meaning he will help you out.
It is just an idiom and has no history.
The origin of the idiom finger in every pie is unknown. The saying means being involved in a lot of things or knowing about a lot of things.
To eat very quickly and greedily, as if you are starving.
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To be exposed
Origin "up a storm"
No
It is from Aesop's Fables, a story about a boy who wanted some excitement while he was herding the village animals - he started yelling that he saw a wolf, and the villagers all ran out to help. He did this several times, and the villagers got tired of him lying - then, when there really was a wolf, nobody believed the boy.
Palestinian and Persian
food
RELAX
To hope for the best
affrica (iraq
grab a bite