NWIH 

An abbreviation of "no way in hell". Used rarely.

B: What?
A: Sorry, inside joke. NWIH you would've gotten it.
B: ...What?

NWIH by Metaru November 29, 2005

NWIH 

Abbreviation for "No Way in Hell". Said in any situation where also appropriate to use WTF.

"NWIH! Did I just get cut off?"

"They are out of Dr. Pepper! NWIH!"

"NWIH should we do this."

NWIH by Me. Who Else? September 19, 2009