Running around with a turkey baster filled with your brothers semen while trying to impregnate your girlfriend. Oh, two lesbians usually do this. That last part was kinda important.
"If you ever see someone running around basteing things, and its not thanksgiving, just run."
verb the act of getting, &/or being, baked & wasted at the same time. getting baked + getting wasted = basteing
Jim can often be found Basteing behind the library on campus.
Basteing, is my absolute favorite thing to do!
"I'm Basting ballz right now brahh!"