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Short for busto.

A promiscuous girl.

Girl who runs trains.
"That sto fucked 4 guys in a row the other night"
sto by stoparade May 28, 2007
Related Words
stoner stone Stoned stoopid stop stonk storm stoop(s) stoked stooge
Scummy Turn On - a chick that is really scummy, but yet you still find yourself attacted to her.
That chick is two steps out of the trailer park but she still has the STO.
STO by BradCheif March 15, 2007
1)A state of confusion with contentment. Whereby the person who is in this state, is content enough to think "ok", but have no idea or care as to what the other person is saying.

2)'Sto' can often be repeated to imitate the amount of syllables in a sentence the person said
1) Person1: Hey, you know you were supposed to have done our homework for today?

Person2: Sto

2) Person1: What are you up to?
Person2: Sto sto sto sto sto?
Sto by partnershipness January 3, 2009
sto is just a simple statement for the person you want
sto by tcollins March 9, 2011
1.n. a place of commerce
2.n. state of bankruptcy; state of being "cleaned out";
1. yo dog I need a ride to the sto

2. that bitch took my ass to the sto and sold my f@#$$'n dubs.
sto by Jose April 27, 2004
Stands For "Stoners Taking Over".
Really Just Something That Kids Spray Paint Everywhere,
And Say Its A "Gang".
STO by DaveIsHere May 1, 2008