1. chacher very similar to a chach bag but slightly less degrading.
2. One who pops their collar and wears 2 polos at the same time, while their popped.
3. Spiked hair which contains mass amounts of gel.
Plural: chachers, A large group of gweedo's and/or body builders or flat out Douche bags.
see chach bag
that fucking chacher stole my parking spot
look at thoses chachers over there trying not to be chach bags