The perfect way to annoy, distract,or ignore someone.
Joe: A what time is it?
Bill: Seven
Joe: Oh...A where you get that hat at?
Bill: Seven
Joe: Wth are you talking about Seven?!
Bill: Seven!
Joe:Seven what?! It was Seven dollars?
Bill: Nope! Just seven foo.
Joe: What-thefuck-ever. Just shutup...