used to recommend the said action to someone else who is clueless as to what a third party is talking about. It is usually insulting to the first party.
Person 1: Oh man, the Teletubbies concert was rockin' last night!
Combination of actions developed over centuries by males who were tired of hearing and having to come up with responses to their girlfriends' incessant babble.
"And then like, oh my god, I got these cute grey and white shoes, they're so cute!! And next weekend, we're going to buy these black and white ones...."
Person #1: Wew gan udait widme?
Person #2: What?
Person #1: Wew gan udait widme?
Person #2: I'm sorry, I can't understand you. What'd you say?
Person #1: Wew gan udait widme?
Person#2: *Nod and Smile*