twat fathom
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..'
'not bad Rob but i was with a girl last night and she must have been 20 twat fathoms deep, nearly lost my arm..'