1. (noun) A dog that has horns like a moose.

2. (noun) A person who is highly addicted to sex and attempts it as often as possible with just about anyone, but usually a partner or spouse. Such person will often use innuendo with several people throughout the course of a day in hopes of achieving a sexual situation with at least one of them.

3. (noun) A term that is sometimes used by one who does not exactly have a handle on the English language when what they meant to say was 'corn dog.'
1. At Christmas, Wayne created his beer fund by renting out his horn dog to the Santa Claus display at the mall.

2. OFFICE MAIL CLERK: Boy, that new receptionist sure is a horn dog.
BOSS: Really?

3. When Pierre ordered a horn dog, everyone began to laugh hysterically.
by Mickey Nation December 22, 2006
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a really horny guy; a guy preoccupied with when or where or who he's going to get his next piece of action from
Little short dudes are big horn-dogs
by onawa June 4, 2009
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an extremely horny person. usually male.
boy: i just want some sexxxx!!!!
girl: you're such a horn dog.
by MyBFFIsAGayHornDog January 21, 2008
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a guy who wants sex 24/7. carries on sexual conversations via text or talking with multiple girls to increase his chances of getting something from a girl. also lies about his feelings to most girls he talks to so he can trick them into thinking he cares about them just so he can get some head from them.
Mormand is such a horn dog, I read his text messages and all he does is talk about sexual stuff with a bunch of girls.
by mermanski March 21, 2011
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