Top Definition
An abbreviation for Shit Yeah Mother Fucker. Meant to
1) Convey an increased sense of excitement over a proposed activity.
2) Communicate a strong sense of pride in ones accomplishments.
1) Text message from Matt: I lined up a suite in Vegas, a keg of natty light and some high class prostitutes. You in?
Bretts Reply: SYMF
2) Text message from Matt: Did you diddle that sweet piece of ass I saw you chatting up at the club last night.
Bretts Reply: SYMF
by Brettariffacus Maximus May 20, 2008
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.