1) Alternative name for the sexiest dyke on this planet. A.k.a Xtina, as in "Xtina"- a giant instrument used for shoving up fat hairy ass during intercourse.
2) More commonly, "Boyle" is a term to describe a GINORMOUS pussing zit on your ass, that hurts even to sit down on.
"Meh... This Boyle is killing me!"
"Time to shove the "Boyle" in.