The girl you are sleeping with but she is not your main girl or wife. Normally you go out to a club and you meet a girl and have sex with her. Although the sex was great because you have a main girl or wife you cannot make this chick you main girl so she becomes someone you can have sex with but not a long term relationship. Usually this is a smut who has slept with many other people that ar in your circle of friends.
John: Joan is my shorty on smash because my main girl or wife is pregnant.
When someone has sexual intercourse with a previous partner's friend because they are angry at their previous partner 'getting' with someone else.
Millie see's Orlando getting with Jennifer.
Harry to Millie "Sorry to see your previous partner and my friend, Orlando getting with Jennifer"
Millie to Harry "I'm pretty upset"
Harry to Millie "Wanna rage smash?"
Millie to Harry "Ok"
Mark: "Did you hear about John?" Jessica: "Naw" Mark: "He got 2 years for smashing-reef"
The act of giving or receiving a blowjob while watching Shrek.
My girlfriend is an all-star at smash mouthing.
Eating like there is no tomorrow
im bout to straight smash on some mcdonalds
A rare expression used by closet-nymphs; it will often be shouted unexpectedly, and result in the man-cub prematurely ejaculating.
Man-cub: This is really good sex... Especially considering it's our second time ever...
Closet-nymph: Smash the puss!
Man-cub: Shit! I'm going to cummm!
Closet-nymph: Dumb cunt!