And ussually a person who enjoys other men's penises.
Who thinks they can do anything they want, and has a bad voice.
Regular guy: Dude what are you doing
Gerrish: I CAN DO ANYTHING I WANT
Regular guy: Fag...
Regular Guy 2: Yeah he's a gerrish
Regular Guy: oh, now i understand.
(noun) a demon who is good with numbers and matrices, but has no people skills and very little patience. He is constantly forcing himself between you and your clients so that you won't be bothered. He really wants to help, but sometimes he's not the best solution to a problem. Most small businesses will at some point have a gerrikins.
Gerrikins really helped my business financially, but my clients didn't like having to interface with him.