The best combination between the word WOW and OH SNAP.
Generally used in situations beyond the scope of ordinary expressions
wowsnap: that is so wowsnap
wowsnapping: Stop wowsnapping
wowsnapper: Now that's a wowsnapper
wowsnaped: Oh damn, she just got wowsnapped!
Girl #1: Oh hey, check out Hannah's shirt
Boy #1: WOWSNAP that colors bright dawg!
Girl #2: I wish I had Ariana's WOWSNAPPING hair!
Boy #2: yeah!