look up any word, like twoosh:
 
1.
Pronounced "SIFT". Acronym for Shut Your Fucking Trap.
Monica - "Hey Chandler, have you picked up your dirty underpants off the kitchen floor yet, you rancid fart?"
Chandler - "Syft, Whore."

Excerpt from "The One Where Chandler And Monica Have A Row But Make Up By The End"
by mockschmock December 13, 2006

Words related to syft

be quiet hush now settle. shut it shut up