adj./adv.-When something unbeliveable or unexpected happens while playing wii.
"Did you see it? Matt's head burst into flames while playing wii sports. . .man, that was pretty wiird."
di Jdizzle, Fo' Shizzle 23 dicembre 2006
1 more definition
When something awkward happens on a Nintendo Wii game.
I tried throwing a left hook, but instead it uppercutted you with my right, it was so wiird.
di Adam Lipscomb 26 dicembre 2006