Top Definition
Pronounced: HIGH-bee.

Definition: A hobby consisting of only smoking weed or being completely engulfed in the pot culture.

So a highbbyist is a person whose sole purpose is to get high and toasty on marijuana.

Most hippies and young people from any era in time are highbbyists.
A: Hey what do you like to do?
B: Well my highbby is smokin' the grass, man!
A: O.o
by D.N.A. USA February 05, 2011

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