Definitions by DJTJ

crab behaviour 

Interfering with a mate trying to pull someone despite standing no chance yourself

Mate, you cock blocked me with that girl, that's crab behaviour

crab behaviour by DJTJ April 12, 2017

being fifty 

Fake, phony, less than 100% genuine.

I thought she and I were really good friends, but after hearing what she said about me, I realized she was being fifty.

being fifty by djtj May 17, 2014