When a girl who has clearly gained relationship weight has decent amounts of sex, resulting in belly bulge.
Guy 1: Hey did you see Hayley?
Guy 2: Yeah, she got a major case of fuck belly.
Guy 1: Yeah, that cow's being pounded.
Guy 2: Yeah, she got a major case of fuck belly.
Guy 1: Yeah, that cow's being pounded.
by shnookie shnoor November 26, 2011

by Deep blue 2012 September 23, 2009

1) The process of having sex with a fat chick in the Naval. 2) Drawing out before ejaculation and letting it flow over a chick's belly.
by M.R. March 21, 2003

by Ryan McDonalds December 14, 2007
