The act of having fecal matter on the outer ring of ones anus resulting in poopy butt syndrome. Poopy butt syndrome usually causes S.B.S. (Smelly Butt Sybdrome) and mostly I.B.S. (Ithcy Butt Syndrome.
1) Oh dude, my anus itches so bad. I am suffering from IBS because I have P.B.S.
2) After Remix got pounded in his rear he was suffering from P.B.S.
another term for a station wagon, mini-van, or any other kind of vehicle that is targeted at the "family" demographic(also M.A.V.)
"Tactical advantages aside, the M.A.V. is top of the line for the holy warrior troop transport manufactured by the Church of Latter Day Saints Military Industrial Complex. Also great for family trips...to heathen lands."