REF (Alt. sp.: R.E.F.) (floofinition) – Really Enthusiastic Floof, sometimes also referenced as Really Energetic Floof, a designation given to social, playful, or overly active housepet.
In use: “Everyone called Reed small, but the hundred pound canine cavorted through the house like a kitten, thundering barks and slobbering love at all hours of the day — and sometimes, at night.”