jackadog
A distant relative of the jackalope. However there is a sharp distinction. The jackadog is a medium to large sized dog, often white in color, that has a decent sized pair of antlers in most cases. Even the females will typically have a small rack.
Person 1: Dude! Check out this huge cat!
Person 2: No way! Where? *sees cat* that's a fucken jackadog you idiot
Person 2: No way! Where? *sees cat* that's a fucken jackadog you idiot