(n) slang for "collar", especially when a douche bag employs an upright position of said collar. Thus, the "colla" is popped.
Look at that douchebag in the pink shirt with a popped colla
Verb - to steal something belonging to someone else or something to which another person has laid claim to.
synonyms: to swoop
Dude, sick office! You totally colla'd that big time.