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a guy with a small cock that falls in love with every girl he comes in contact with.
that guy is a dennis. she wants a dennis .
by savingorbz April 25, 2017
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36
The most sexiest guy in the universe, he's way better than anyone in his class!
Dennis is the best and sexiest
by Dennis_Pro May 26, 2017
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A really cool dude who I'm lucky to know. I wish he could teach me how to be so cool.
Guy 1: Man, who is that dude? He is so awesome!
Guy 2: Yeah, that's Dennis... I wish I was as cool as him!
by BeachBunny234 March 14, 2011
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38
a guy who steals pictures of dogs and jizzes on them
whats that guy doing with those pictures dude hes a dennis
by cory lahey December 13, 2007
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One who engages in a sexual activity with any living organism.

Usually a female.
She's worked her way through the whole football team.

What an absolute DENNIS.
by WezzED December 06, 2010
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Perverted. Large smile dedicated exclusively to dirty thoughts- ALL THE TIME. Engages in suspicious activities with large African American men. Do not approach, dangerous.
Guy 1: Who is that guy over there? He seems to be having fun

Guy 2: WATCH OUT THATS DENNIS! Hes disgusting!

Guy 1: Who's that guy with him?

Guy 2: Oh its his man...dont bother hes taken.
by PLOIKMUH May 21, 2011
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41
A breed of person closely related to a rabbit capable of destroying cities with his whiskers and breaking chairs.
Although formerly asian, this dude looks completely american.

Relentless of everything else, he's and amazingly hardcore person and is commenly known as "Ploka-Dot"
"That guy is breaking chairs!? It must be dennis."
by potazzium August 25, 2008
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