An Incorrectly pronounced form of "Twitter," usually used by those who haven't yet evolved from using AIM and are still getting used to the chat feature on Myspace.
When your underwear accidentally wedges it self between your butt crack making it uncomfortable (usually happens at really awkward times like in public) for you and you have to manually pull it back out.
Tweeter ~ a Tweeter is a yellow vehicle of some sort. You can use tweeters in a game. Upon seeing a Tweeter, yell, "Tweeter!!" and keep score of who finds the most. This can commonly be played with the game Pdiddle.