When an individual ejaculates and then the load changes colors similar to the way a chameleon does. This is possibly due to a birth defect or living in close proximity to a power plant.
Billy- "I was jerking the other day and after I jizzed on my stomach the jizz turned green and then purple".

Lance- "Dude, you need to go to a doctor. Thats like a cumeleon."

Billy- " Yeah I know but Greg is throwing a rave on Friday and he offered me 50 bucks to jack off on a overhead projector".

Lance- "nice, I would make him throw in two tabs also. That way you can eat one and plug one.

Billy- "Good idea, thats why you are the man.
by Steve the face glazer February 3, 2011
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A person who can, and likely will, get off anytime anyplace. However, they can do so without getting caught despite it being in public.

Person can be Male or Female, men are more likely to attempt such an act however due to sheer convenience.

Location simply has to involve unknowing bystanders who could potentially catch the Cumeleon in the act. This can be at friend's sleepover party or a subway station.

The user MUST be successful.
Guy 1: Duuuuuuude I am a Cumeleon
Guy 2: What do you mean?
Guy 1: I jerked off on a bus and NO ONE noticed
Guy 2: Bro.... what the fuck? Sick, but gross
Guy 1: Man you're just jealous at my sick stealth jerking skills.
by TranscendentBoredomOverlord February 24, 2020
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When you bust, and cant find it anywhere.
Do you see it? Me neither, fucking cumeleon
by Bi1ly3D January 21, 2022
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