As originated on The Simpsons, Gimbles is used to describe someone or something who has been fired, quit, or in general is just gone.
Example 1:
Agnes: Gimbels is gone, Marge, long gone. You're Gimbels.
Example 2:
Reece: Where's the beer?
Kenny: I asked Willie to pick it up since he works right beside the beer store, but he didn't want to.
Reece: Oh so Willie's Gimbles.
1)a good for nothing.
2)a compulsive liar.
3)someone who 'pops' their collar
1) don't ask that gimble to do it, it'll never ever get done, hell will have frozen over first.
2) he tell's more lies than pinnocchio, what a total gimble!
3) dude, you like such a gimble, fix your goddamn collar.