look up any word, like the eiffel tower:
 
1.
LNO
An acronym for females who enjoy 'ladies nights out'

usually in groups of 5 or 6, wearing high heels and generally tacky clothes.
LNO: "oh i can't wait for our ladies night out, lets put the sugababes on!"
by Gee.dot. October 29, 2009
 
2.
LNO
an acronym for "like no other"
used to compare one extream, and describe it as greater quantity to all alternatives
My god I'm bored LNO
by 1ndy May 23, 2009