Slang, meaning to smoke marajuana.
Billy excused himself to the garage for a quick Lirb session.
by A. M. Thomas December 11, 2006
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Marajuana, or smoking marajuana. Can be a noun, verb, or adverb.
"When are you going to hook up some lirb?"
"Let's roll to the car and smoke some lirb"
"The boys went to the garage to lirb"

Q: What are you doing?
A: Nothing much, just lirbing it up

by President Thomas of Lirbia March 14, 2006
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