1. A group of people summoned by a sheriff to aid in law enforcement.
2. A search party.
3. A gang involved in crimes such as running guns and illegal narcotics trafficking.
Slang. A group of friends or associates.
heh heh. well, that new shipment of illegal narcotics should be in shortly... i'll just shove it into some teddy bears and hide it in a truck filled with clown suits and fake red noses, so that it can be delivered to all the local narcotics users. sound cool posse?
holy crap. clown and posse in the same paragraph. all we need is an "insane" in there and this post has severely gone down the hole.