A person, usually a guy, who is constantly aroused and sexually excited. Someone who masturbates
to porn regularly, and in many cases, is going through
puberty. Not uncommon for him/her to get very
touchy around people of the opposite sex.
Horndog: Dude!!... that chick has great tits!! You gotta feel them!!
Dude: Man tell me how you know that!!
Horndog: Cuz I always
bump into her by mistake in the hallway!! And she never notices a thing!!
Dude: That's pretty smart man!! That's a pretty good trick for
a guy like you.. Too bad that's the furthest you'll ever go with her..