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3.
A massive emo queer, most usually weeping whilst listening to Morrisey.
< nighty-> OH I LOVE MORRISEY, he makes my lady bits tingle.
by durz|work October 24, 2009
 
1.
Another shortened version of 'goodnight'. Coined by Fizban in mIRC.
Well, I'm out, folks. Nighty.
by Fizban April 16, 2004
 
2.
The most amazing person.
That guy is a nighty. He's a top quality guy.
by Jim March 16, 2003