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15. STD
an abbreviation of 'Sean's Tiny Dick'
a pathetic human being, who sends pornographic images of his microscopic penis to females and assumes they get sexually aroused by it, when really, there is nothing there to sexually excite them...
STD

Female: "OMG! EEWWW! WTF! THIS FREAK SENT ME A NAKED PICTURE OF HIMSELF!"

Female's Boyfriend: "WTF? IM GONNA KILL HIM!!"

Boyfriend's Friend: "There's no need to kill him, because there is nothing to be jealous about... he hasn't got anything there to be able to do anything to your girl ;)"
16. STD
Acronym for "Stomach to Tit Differential"

A rating system by which the females breasts are judged by the relation to their own stomach.

*As made famous by Cicchelli "the Bull"*
I.E. Due to Pamela Andersons tiny waist, she has great STD.

on the complete opposite end of the spectrum, despite her wealth and use of the word "Va Jay Jay", Oprah Winfreys stomach makes her have bad STD
17. STD
to smoke pot, drink alcohol and take thizz pills at the same time
friend: lets go to a party!!
you: are we gonna std??
friend: hell yeah!
18. STD
Su Tu Den crude oil of Vietnamese origin. An aptly named crude oil that is more toxic to desk pnl than it is in the event of an actual oil spill.

Su Tu Den has a long and established reputation for producing LORD (see separate definition) profitability for any trader who cannot resist the sirens' call.
He's done what? He's won the STD tender? That will lead to LORD activity.
19. STD
Standard - assumed. part of the natural way of things. the way things have always been.
It is std that people miss interpret what you write, to make it funnier to them.
20. STD
short for: sexually transmitted diabetes, a case in which you get diabetes from having sex with very large girls, usually ones that are very fond of pie
Jamie: How did your date go with the pie lover?

Bill: Not good, not good at all, i got a case of STD

Josh: Which one ?

Bill: Sexually Transmitted Diabetes !
21. STD
Sexually Transmitted Disease and an embarrassing death.
He got an STD and died an embarrassing death.
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