Noun. Timberwolf - Barks like a tree. It is the result of alot of alcohol, marijuana, and hard work getting a dog to crossbread with a tree. This aptly named "Timberwolf" has humanlike characteristics, and likes to post on messageboards such as the infamous "Xenosaga/RPG-XS" and often has homosexual tendencies.
Adj. Timberwolf - To have timberwolf/Tim characteristics.

a young, prepubescent boy with an unnatural obsession for videogame sexpots (kosmos, marle, etc); also a "lover" of things of the "bestial" persuasion