A blow job that does not stop until you bust a nut. i.e. does not lead to intercourse or other sexual activities. Abbreviated STF.
by John Thomasss November 2, 2008
Get the Start to Finishmug. by dtrean June 30, 2008
Get the ill start it you finish itmug. by WildWillez December 13, 2020
Get the Shouldn't have started what you couldn't finishmug.