look up any word, like lemonparty:
 
22.
opp
To be down with; To bang a chick or dude that has a serious boyfriend or husband. To bang a filandering housewife or husband; an adulterer.
I banged this hot chick last night cause her husband was out of town.

Whoa, you are a wicked shitlicker and down with opp.
by nick May 06, 2005
 
23.
OPP
Short for: Other People's Plates. Used in describing someone who only likes to eat what food other people have on their plate or have ordered at a restaurant.
Courtney ordered the chicken milanese, but I know she'll just eat off OPP.

Alex: You want a bite of my salad?

Ashley: Yea, I'm down with OPP!
by Cojoface March 18, 2010
 
24.
opp
You guys are morons.
It mean Open Pussy Policy.
As in a type of relationship.
idiots....
opp u no me
by opp xpert June 22, 2010
 
25.
OPP
Other People's Property. A woman who is already married, so you can't (legally or morally) fuck her.
Mrs. B. is married to a wealthy doctor. I'd sure like to get down with OPP.
by GuidoPosse69 January 31, 2005
 
26.
OPP
Other people's privates
Are you down with the OPP. Yeah, you know me.
by Anonymous February 20, 2003
 
27.
Opp
A Game played by a select few. where everything you say is in opposites
>whats good homie..what you up to?
>>shit man just chillin having a blast at work..OPP!!!
by JO Motha Fucken LU January 12, 2009
 
28.
opp
Acronym for Orleans Parish Prison. In new orleans, LA
Man i had to sit in opp for 3 months on that murder charge!
by Chi-Chi January 29, 2004