Top definition
A pathetic, worthless human being whose existance is so meaningless and depressing that they must participate in various hobbies (such as bird watching) in order to keep themselves from putting a shotgun in thier mouth. Can be used in place of many other insults such as faggot, shithead, potato, douchebag, dickweed, or asshole.
"What did your parents say when they found out you are Hobby Boy?"
by Fanny Bandito November 06, 2009
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2
A guy that you fuck as a hobby. He is basically a pastime fuck or leisure activity.
"He doesn't mean anything to me, he's a hobby boy."
by Jayden Cheaffuer April 06, 2016
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