Sasswad
n. Someone who continuously interjects wise-ass comments into conversations that they are generally not a part of.
Brian: Hey, what's the difference between X and Y?
Andy: -About to answer-
Ian: Google knows the answer!
Brian: Ian, you're being such a sasswad lately.
Andy: -About to answer-
Ian: Google knows the answer!
Brian: Ian, you're being such a sasswad lately.