i beleive tim shaw uses the term 'gammon washer' as an alternative name for your bottom hole. Not, as the last entry seems to think, the vagina.
by pete June 18, 2006
Get the Gammon Washermug. by Dan Pearce June 24, 2005
Get the Gammon Washermug. 
Get the Gammon Washermug. 
Get the Gammon Washermug.