(n.) An absolute, complete, and unbelievable tosser. One whose existence has outlived their usefulness, like a blanket completely glazed in semen.
Modifiers include, but are not limited to: supreme, shit-sucking, insufferable, etc.
Guy 1: Last week, Nate was being such a shit-sucking wankblanket, I just had to deck him in the face.
Guy 2: What was he doing?
Guy 1: He just kept trying to get me to battle! It was pissing me off.
A dog. Similar to "doggie", the term is generally only used by Japanese people, people who are learning Japanese, and otaku.
Person 1: "Ohayo, my tomodachi! Check out my wanchan!"
Person 2: "What the Sam fuckin' Hill are you saying? Jesus, man, you should have picked a different language."