look up any word, like tinder bombing:
 
2.
a homely, mousy appearance...not cute, but not ugly. Sarah plain and tall. Simpleton, makeup free - au natural; thin wispy hair...no volume.
Tracey Gold is very nispy.
by MKJ October 31, 2007
 
1.
Say it again and again. You are now saying a naughty word. Well, really, an anatomical word that is not necessarily naughty, but still. Use it to trick your friends!
Person 1: Hey Bob and Lisa! Try saying "NISPY" over and over!

Bob and Lisa: Sure thing "person 1"... NISPY NISPY NISPY NISPY NISPY NISPY.... hey what are we saying!?

Person 1: Ha ha ha! Bob, you're gay! Lisa, you're a slut!
by lovebot December 14, 2007