A rubber device designed to reduce shock vibrations on tennis rackets.
Mike's updog is crucial to preventing tennis-elbow.
by Drew the Dude April 17, 2006
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When your mother gets turned upside-down and is nailed.
Damn yo mama got updogged.
by Jackie Hussein October 6, 2003
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when you have a big ass wart on your butt crack.
I have a fuckin updog on my ass right now.
by jon galasso August 18, 2003
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what is updog I hear you say? Not much dog, whats up with you?

A way to physically immobilise your friends or enemies with the power of simple speech

symptoms may conclude include Corona virus , heart attack, Bubonic plague and LIGMA.
Yuri: My friend got updog today.
Joe:What's updog?
Yuri:not much dog, whats up with you?
Joe:*sneezes and dies*
by weetabix4me February 7, 2020
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Guy 1: "Did you hear about the updog?"
Guy 2: "What's updog?
Guy 1: "Unfunny Prolonged Discourse Of Geniuses."
by Jemeefria November 2, 2018
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When you burn someone and they can't come back with a response.
Yea, I updogged that fool.
by Jackie Hussein October 4, 2003
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A code word for jizz, (also a really lame joke)
Person 1: You have updog on your shirt
Person 2: Shut up or I'll updog in your mouth!
by Jules Winnefield December 22, 2008
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