Rhino + Homo = RHOMO. A gay man dating a younger man who is at least 10 years his junior. Usually more common among men who were formerly straight.

Synonym: Pink Panther
Alvin: Hey Marcus, guess what?
Marcus: What?
Alvin: Did I tell you my dad and mom just got divorced?
Marcus: Yes
Alvin: Did I also tell you he's come out of the closet?
Marcus: No way!!!

Alvin: He's dating someone 30 years younger than him too.
Marcus: DUDE!! HE'S A RHOMO!!!
by funnierthanu August 4, 2010
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