A
verb meaning to get high, derived from the circumstantial need to ninja smoke in a house with other occupants not so
keen on your
smoking habits.
It can also be used as an adjective to describe someone who has smoked himself/herself into a mental coma.
Person 1: Hey, so I'm coming over later today.
Person
2: Sweet, want to celebrate Bush being out of office by getting garaged?
Person 1: Hell yes.
or
Person 1: ........
Person
2: Hello?
Person 1: Hey...(prolonged silence)
Person
2: Dude, you called me. Are you completely garaged right
now or what?