peel the onion

eat the onion

To unwittingly and erroneously interpret a work of satire as literal fact, particularly a piece published by The Onion.

have one foot on a banana peel

To be in an unstable situation with a high risk of sudden negative change, facing difficulty, or appearing foolish.

peel out

To start abruptly from a standing stop, accelerating rapidly, especially so as to produce skid marks.

take out an onion

Suggests that the performer of the action is not sincere in their grief.