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22.
STP
STP is an acronym for Surplus Tit Packets. Surplus Tit Packets are formed when women wear a bra which is quite evidently too tight/small, combined with a form fitting shirt, such that parts of her breasts which can't be adequately contained by the ill-fitting bra create a spill-over affect.
It's bad enough that the girl had FUPA, but she also had STP; she was bursting out all over.
by Adam Craig Urban May 09, 2008
10 47
 
23.
STP
An Internet slang acronym with two meanings.

A. Same Time Post, when two people post a message at the same time to the second. Popular on message boards such as GameFAQs.

B. Second To Post, when someone posts posts second in a message board topic.
A. "Both of us posted at 9:13:06. STP!"
B. "New board? STP!"
by rklamer August 22, 2007
16 53
 
24.
stp
Serinity Tranquility Peace. One of the earliest slang names for methamphetamine.
Let's score some STP dude, and tweak.
by Psycho Miko June 09, 2006
23 60
 
25.
STP
An abbreviation for Sexually Transmitted Problem. Any negative effect caused by sex.
I've got an STP, my computer got a virus while I was looking at online porn.

Friend: I think my girlfriend's pregnant.
Me: Sounds like you have an STP.
by Jesse Hattabaugh May 09, 2006
3 40
 
26.
stp
the craziest fucking drug ever took one hit and i was naild off my trolly
i went to the carnival on stp
by MRmerc April 04, 2006
4 41
 
27.
STP
Same Time Post on a message board
Message by Weasel - 13:21:05

OMG DIE

---
Message by Jeff - 13:21:05

LOL XD
by WeaselJeff February 22, 2004
8 45
 
28.
STP
Scientifically Tested Petroleum®

Petroleum company which makes products such as oil treatment and fuel treatment for automobiles.

Official sponsor of Richard Petty and the number 43 Plymouth NASCAR machine.
by Bitchin Kitchen August 15, 2003
6 43