Bounce: Slang. To expel by force.
Bouncer: Slang. A person employed to expel disorderly persons from a public place, especially a bar. SEGURANÇA DE CASA NOTURNA = LEÃO DE CHÁCARA
       “Bounce: Behind the Velvet Rope” - A chronicle of the lives of bouncers – the burly boys who guard both sides of the door in nightclubs across America. The documentary takes an inside look at the mindset of these frequently ridiculed, but always feared enforcers of the night and examines whether they are skilled experts in security, hired to anticipate trouble, or just hired thugs meant to intimidate.