Top Definition
A very angry gamer/person who starts on everyone for no reason. Kroobs are useualy like this cause they are incapable of the simplest tasks, but then some kroobs are just angry all da time for no reason.
Person1= hi
Kroob= STFU!
person1= huh?
Kroob= I SAID STFU!
person1=sorry man
Kroob= AHHHHHHH
by sarlan July 10, 2008
8 Words related to Kroob

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