Bananapeeler is used to describe a foolish or gullible individual. It has also been used to describe someone incredibly basic. Generally, the term has a derogatory connotation.
The use of bananapeeler has been gaining popularity in the last few months. Most notably to describe those lacking a good taste in music.
when you're holding up your phone and making faces at it, as though you are taking a selfie, but you're really taking a picture of the person across from you or the wall or anything else that seems interesting but you don't want to be caught dead taking a picture of.
This action is often made more convincing by wiggling the eyebrows or opening the mouth, to pretend you're trying to get a Snapchat filter to work.