A FB hobo is someone who wanders Facebook all day and all night. This person usually has tons of friends on FB, and will always have someone to chat with.

Unlike tramps, who worked only when they were forced to, and bums, who didn't work at all, hobos were workers who wandered.
Woman #1: Have you talked to Dreena?

Woman #2: No way, she is too busy being a FB hobo.
by tr353r February 4, 2010
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