boggart

Verb. The action of not sharing something meant to be shared, or over-using or consuming something that belongs to someone else. To hog something that doesn't belong to you or to take more than your share.
Contrary to the popular belief that the term has something to do with actor Humphrey Bogart, the term refers to a household fairy of English folklore, a boggart, that would cause items to disappear.

Someone who is not passing the joint (marijuana) in a circle, or keeps it for too long.

To hog something such as a hooka. Not sharing in the circle, or giving it off after youve killed most of it yourself.

It's originally a character in "Harry Potter and the Prisoner of Azkaban" which changes it's appearance to whatever it's current viewer finds most unpleasant.

It's also a term for a person who pretends to be someone other than their own to be more intimidating to others.

When having sex doggy style you place your knees on the backs of her legs. Do this until her legs fall asleep. Then kick her and run away. She can not pursue you!

To ruin something for someone else, or to use something up.

Its something from the harry potter world