look up any word, like tbt:
 
1.
The Abv. For Suck My Dick While I Fuck That ASS.
Meaning having a female Suck your dick Whilest you fuck that ass. Made popular By Horsedick.mpeg, Dwayne R, Antoine S & Darren d.
You: AYYY Bitch!!
Bitch: What?
You: SMDWIFTA!!!!!!!
by Darren D October 06, 2010
 
2.
An abbreviation for suck my dick while i fuck that ass, off of the movie "Miss March"
Hey man have you heard that song SMDWIFTA?

no whos it by?
horsedick.mpeg!
by moneyflowcashhoe August 11, 2011