Any small dog in which the owner refers to themselves as mommy or daddy and the dog as their child, baby or furkid. Will also only eat certain food and goes to the "doggy salon" for styles and wears any combination of hair clips, hats, coats, sweaters skirts or shoes and is always carried on their "walkies" so they don't get dirtyand/or tired. Is sometimes also carted around in a purse, sling, or dog buggy. In short a subsitute child.
"Did you see that little foo foo dog with the pink hair and sparkly painted nails? It just bit me!"