A) Skin to skin contact with another person, most likely a lover, where the other person's skin is rough, unclean or otherwise disgusting.

B) A person all sweaty an ogre-like

C) A person possessing many boils.
If that chick is giving you head all cotton mouthed an she ain't producing spit... that shit's boilsy, yo.
by daboilsybros June 23, 2011
Get the Boilsy mug.
Someone who lacks proper social skills and looks like a leper.
Yo, that kid Jon, maad boilsy dude.
by The Jewel Thief August 6, 2019
Get the Boilsy mug.