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1. Those regenerator guys on the Island section of Resident Evil 4.

2. A dickhead of small stature.

3. A person of usually small stature that thinks he is cooler than he is.
1. "Bro, you need the thermal scope before you can kill those gumbleoids!"

2. "Man, Danny DeVito sure is a fucking gumbleoid,"

3."Check out this gumbleoid talking to your sister!"
by Skark June 10, 2008
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