Reading the detailed overview of a book on sparknotes.com instead of taking the time out to read it.
Guy 1: Hey did you read "Hard Times" by Charles Dickens for class today?
Guy 2: Nah, I didn't have time. I'll spark-nuke it during break.
Short for "What (is) this for", used mainly on online social networks and/or messaging programs.
*Instant Messenger*
Guy 1: Dude, look at this picture
Guy 2: Wtf?
Guy 1: It's for Ap Biology
Guy 2: Ahh/