the fat round protuberances found on a cat's stomach; swell after giving birth typically to feed kittens; Also known as 'nipples'.
Kitty cat, put your ninnies away!!(said in a high pitched british accent); Don't show your ninnies in the presence of others (insert cat name), it's rude!
by Lester Hermit Mayfly June 12, 2010
by Kayla Sue September 28, 2008
by Shwaggy November 18, 2003
Quite possibly the coolest insult ever. Short for nincompoop, it was used often in Victorian Europe and early North America. Insult of choice for monocole-wearing gentry, and anyone with a bit of class.
by Rivviko October 03, 2007
The most beautifullest person that has ever been alive. Also an amazing artist and a good friend for people who she loves.
Ninni is so talented
by Tadisti January 16, 2019
1. An idiot
2. Short word for nincompoop
3. Someone who is afraid of everything and has no courage; see pansy
2. Short word for nincompoop
3. Someone who is afraid of everything and has no courage; see pansy
by Turd Ferguson January 29, 2004
Sarah you big ninnie, you just put your car keys in the ice box
Or
If Beth is a class clown you might say
Beth is a ninnie
Or
If Beth is a class clown you might say
Beth is a ninnie
by ddlD2 April 24, 2014