a man who is especially horny and hits on all females
Jason is such a horn doggy!!
ayon kay Katrina, Jen, and Joanna ika-28 ng Nobyembre, 2004
An intense state of wanting to do horndog related activities.
Sid stop being so horndoggy right now, get your hands off me! JK touch me all night long.
ayon kay dr. horndoggy, md ika-10 ng Oktubre, 2010