Sperm Build-up Theory: A girl with a really nice ass, starts dating some guy who is clearly tagging her, and her ass gets much larger, while everything else stays proportionate.
Jessica follows the S-B theory to a tee! She used to be smokin', but since she started dating Mark her ass has become huge! Must be sperm build-up!
by JMSMD September 25, 2006
Get the S-B Theory mug.by King D with double R May 18, 2020
Get the H.U.S.B.A.N.D mug.Related Words
SB • SB 1070 • sb for a tbh • SB - Spaz Bucket • sb&j • SB/HB • SB-20 • SB_Cloudy • sb_email22 • sb. ain't got shit on me
by G.O.A.T February 23, 2003
Get the G.Q.U.A.S.B.O.A.T mug.by TeamSmokeUm May 5, 2011
Get the S.B.E.M mug.Small Bubble Booty 🍒 Usually a smaller but bubble like booty. Not close to 🍑 Usually non-thick girls have this.
by Carly.Kelly.Llama August 28, 2016
Get the S.B.B mug.When somebody want to do something and he failed you can say sbem so that he is spento. You also have to have a sbem face.
It's a ''shut the f*** up'' but with class.
It's a ''shut the f*** up'' but with class.
by Sbemminator March 12, 2018
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