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1.
WNL
Within Normal Limits. Term used in the medical professions to determine that all things are normal.
The Blood test was WNL
by Dr. Dexter Mayhem December 12, 2006
9 0
 
2.
WNL
whole 'notha level
On a different level, superior to competition, more impressive than other examples.

Often used as a twitter hashtag.
Maaaaaaannnn....my momma's fried chicken is #WNL. Seriously.
by leggooooo September 27, 2011
5 1