1 definition by Nerfer9

A druggie, a not sane person, an idiot, a person who punishes another person unfairly
Student: *FART*
Teacher: Go to the office
Student: Thats not fair, you're a tweaker!
_______

Tommy: Hey, Joe, look at John today, he's like high or something!

Joe: Man, he must be a tweaker!

_________

Crazy guy: Look at the flying donuts!
Insane asylum guard: My god, he is crazy!
Insane asylum guard 2: Man, he's a tweaker!

by Nerfer9 April 28, 2009
Get the Tweaker mug.