Top definition
A unit of measurment to define the depth of womans genitalia.
'hello adam how you?'
'not bad Rob but i was with a girl last night and she must have been 20 twat fathoms deep, nearly lost my arm..'
by sharpeandharp January 27, 2009
Get the mug
Get a twat fathom mug for your dog Bob.

Available Domains :D

  • twatfathom.ninja
  • twatfathom.org
  • twatfathom.se
  • twatfathom.com
  • twatfathom.net
  • twatfathom.men