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 April 5, 2011

by dr seuss June 29, 2004

This is the proper name for when you attempt to insert your nuts into a girl's ass. It is so named this because it can be just as hard as keeping a dog in the tub while giving it a bath.
by CharlesVA August 5, 2006

by D. Klyce June 4, 2005

by Cole Braaksma December 25, 2007

A penis. Usually used to describe a penis that is used in questionable activities, such as 'rubbing it in' with an underage girl, or or all male group masturbation.
"I've got a ruler! Get your rub dogs, men!"
"I had this 16 year old girl petting my rub dog on saturday."
"I had this 16 year old girl petting my rub dog on saturday."
by Ωren January 20, 2009

Racist slur for someone of Portugese decent that that can be applied to the the thick dark uncontrollable hair that the individual may posses like their prized breed of dogs. Can also be used as a slur against Portugese in general.
by Bobby Bker July 10, 2010
