Similar to butt floss it s a g-string type of panties so thin in the front that it does not cover the pussy slit bit goes in it between the outer lips.
Man, bikini bottoms are so small now even in front they do not cover anything, they are pure pussy floss.
by stiffpole June 20, 2009
To practice good dental hygiene using natural resources (ie pubic hair) all the while satisfying your woman orally.
While licking his girlfriend's pussy during after-dinner sex, Matt decided to pussy floss to try to remove a piece of steak that was stuck between his teeth.
by Master Cris June 23, 2005