Top definition
A word to describe someone who is very "lax" about the use of condoms (ie. prophylactic) in their sex life.
Gump: "Dude did you have sex with that hot MILF??"
Tub: "Yessire!! She was very prophylaxtic and let me give her a creampie!"
by JacknRochNY September 17, 2007
Get the mug
Get a prophylaxtic mug for your Facebook friend Bob.