rubber knife 

Verb: To rubber knife. Closely related to whiskey dick. Attempting sexual intercourse with a semi-flacid, half stock erection.

"I got fall down drunk last night on Gin and rubber knifed my best friends fiance". "My girlfriend is pissed at me cause I rubber knifed her last night"

rubber knife by Jeremy Maddox January 9, 2008

Rubber Knife 

1. An object, made of rubber or other pliable synthetic material, that is shaped like a knife.

2. A device used to generate various band names, i.e., The Rubber Knives, RubbaNife, Da RubbaNyfe Krew, etc.

3. An object used to irritate Adam and scare cats.

1. Man, that rubber knife solves everything!
2. Hmm...lets try to think of a country band name from rubber Knife
3. *stab* *stab* rubba knife!!! rubba knife! *stab* *stab*

Rubber Knife by Phroot January 8, 2008

Rubber knife gang 

A group of kids, hanging around, trying to look tough, but are actually harmless.

Mabel: I don't know if we should go into the 7-11. There's a bunch of kids hanging around.

Gertrude: Them? They're just a rubber knife gang.

Rubber knife gang by Fromagewhiz May 14, 2012