V: Mixture of a compliment and an attack. Can be used to compliment someone for having a high amount of ability in an undesirable trait or simply to serve as a sarcastic way to tell someone how terrible they are.
This is similar to the "grandma-burn" an insult from your grandmother that is typically delivered in a very sweet tone, and followed by fresh baked cookies.
Examples of "Complitacks" include (but are not limited too)
Hey bro, thanks for eating all the bacon and not saving me any. I know it was a real struggle for you but you stayed strong and kept it all for yourself. Bravo!