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3.
its what you tell your friends when you have to go poop
poop time
hey bra i gotta go op ti ... didn'd you do that 2 hr's ago?
by kmoney2 April 17, 2007
 
1.
short for optispark distributor, used in GM's LT1 engine
"Yo dawg, you got that opti out yet?"
by Alex222 September 03, 2005
 
2.
The most horrible and perverse sexual act imaginable. Let us just say it involves scat, teabagging, listerine and certain things going into person's mouth and eye ball.
Yo dawg, you wanna go opti out?
by etoshutka June 13, 2010