When you go down on a girl with a full on 70's bush and get a mouth full of hair when trying to perform oral sex on her.
Walt: Hey Rick, how was your date with Betty last night?
Rick: Yeah, I went down on her and got the full mouth floss!
Rick: Yeah, I went down on her and got the full mouth floss!
by Ricky Tea November 8, 2015
Get the full mouth flossmug.