when you
don't
understand something (it "Zings"
past you); can be signified by swiping hand over head while saying, "ZING!"
Bob: yo! what's up foo!
John: hey! so guess what i learned todaY!!! a plus b times
c divided by two thousand minus ten million over 6 digits times three is equal to the velocity of a pterydactol times three billion over two ducks
BOb: ....ZING!