n. The little pixel "puck" in the old game of Pong, but only when it's coming your way. (compare with gwaybip)
If you've tried to post a comment on a Blogger's blog, you've likely run into Word Verification, that random string of letters that you must type in order for your comment to go through. Sometimes we've seen that "word" and made up a funny definition for it. This is a lexicon of those definitions.