A word for sneer but less angry and more funny. It can also be to express a moment of nerd rage such as, getting killed at 24 kills in mw2 or getting killed right before a perfection in halo reach.
Girlfriend: I'm dating a guy for money.
Girlfriend: So i can see you over the summer.
Girlfriend: I can't come.
Boyfriend: WHY NO!?
Girlfriend: I don't have any money.