An interjection indicating affirmation in the extreme. Even more extreme than "sure," much more than "yup," and a world away from "uh huh." Used primarily to bullshit people into thinking you agree with something they said and that, of all people, you know what they're talking about. The former may or may not be true, but the latter seldom is.
: We've already proven that Barack Obama's birth certificate was printed in 2005 at a Kinko's in Alexandria Virginia, which proves he's a Kenyan Muslim socialist. You know what I mean?Teabagger
: Absolutely! See you at the march!