1 definition by misfitfan

rat fink

1. just another way to call someone an jerk
2. a song by an AMAZING band.. the misfits. ROCK ON

dude joe is being a rat fink

F!! I SAID F.I.!!! F.I.N.!! F.I.N.K.!!! F.I.N.K. FINK FINK FINK FINK!!

by misfitfan April 18, 2005