to be rude or to ignore or to walk away from someone.

Got the covid-19 vaccine

A 'Boy-off' is a person who ditches you. This person will 'boy' you off often in favour of doing something else.

Pernounced (B-o-y-o-f-f), is commonely used when claiming someone is full of shit. Coming from the ghetto of Vernon Hills, it was created to say "bullshit" in a new way. When saying it, one must raise one leg and slap it with your hand, signifying BOYOFF!