A horn is a person (generaly male) who is obsessed with fucking and never shuts the fuck up about sex. Also he may talk about how great he is in bed yet they have only fucked 1 or 2 chicks.
Billy: Hey, my friend Alex Chisamore friend is a total dolt man. He says he's the BEST in bed with all of his ho's.

Bob: No, man that tool is just a total horndog.
by NikotheG August 3, 2009
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an extremely horny, perverted person who masturbates all the time and isn't afraid to say it.
That Emilie, what a horndog she gets jiggy with herself all the time!
by monkay March 21, 2007
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A negative name for a man who is sexually rude to a girl, or is being inappropriate about/towards a girl, Another term would be perv or pervert
girl: he's such a horndog!!
girl 2: i know, he's sooooo gross!!!
by Carlos Walker March 27, 2008
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A girl who is always "dogging for horn" i.e. trying to get laid
Whose horn were you dogging for last night? Horndog!

by lisamcnamara July 18, 2006
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Meesh as in Misha as in someone that goes to JBHS. misha means michael also look up meesh and hornball You are a horndog when you read sex novels and highlight all the sex parts.
by claire December 27, 2005
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the name explains it its a horny dog . more or less someone who likes to make dirty jokes about things normal people just blush thinking about. "horndog" meaning horny bastard and dog meaning chubby or always on the hunt for food.
wow that jackass is such a horndog!!!

"shut up you horny dog
by guess839 August 4, 2011
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