Pdd-nos means 'pervasive developmental disorder (pdd) not otherwise specefied' and is an diagnose for people who are in the autistic spectrum, but who don't have the right symtomps to have an other label, like Asperger's. It is often milder than other types of autism, but can be pretty hard to live with too.
"I just got back from the psychiatrist. He said my son has pdd-nos, which is an type of autism."
32π 2π
Dumbass who put NOS energy drink in his bike thinking it would improve its performance. Guy originally posted on a GSXR forum (user sti2gsxr), and may or may not have posted as a joke. Nonetheless, its funny as hell because, someone, somewhere has done it.
sti2gsxr is forever know as "nos guy" after he put NOS energy drink in his bike.
When you push your thumb in her ass during doggy style!
I guarantee you will make her cum in half the time if you push the nos button!
Saying "oh no" in a more meaningful or comical way.
My friend nailed this chick but then her father came in he was like, "oh nos..."
27π 6π
An expression often used before something horrible or painfull is about to happen.
Plural of Oh no! stupified and ended up being O nos!
"He's coming from behind and he forgot to lube!"
"O nos!"
85π 29π