A fork of Rural Dictionary
STM is slang for smiling to myself and is very similar to abbreviations like LOL (laugh out loud) and FTW (For The Win)It is one of the fastest growingly used words and next year will be added in the English dictionary.
Oh, and it is often mistaken for STI or STD (sexually transmitted infection/disease)
Nat.: Oh, remember that time with that teddy bear
Jess: Haha! STM :)
STM is an acronym for "Stop The Madness". It is often used to express suprise, excitement, frustration or disbelief of some sort.
"LeBron James just signed to the Miami Heat, STM" or "Have you heard Lil Wayne's new song? STM"
1) One who likes to perform the action of sticking one's finger up the anal cavity of another human being, usually being male,and/or ugly, as STM also denotes being a queer.
2) Can be used in conjunction with yayaya.
1) So, STM I hear you anally fingered that queer guy!?!? STM....YAYA YOUR NOT GAY!
Short for Stab that Mutherfuker
John says "he's a dickhead ay"
Ned Says "fuk yea STM"
John Says 'Haha yeah"