A nip slip is typically when someone's nippers slip out from their clothes and flashes the people watching
Person1:* sees friends nip slip from her bikini *
Person 1: HEY!! Your nip needs covering !
*jumps onto friend to prevent her from flashing the fishes in the tank*
Person2:OUCH! U could have just throw a towel at me, ur heavy!!!
Person 1: HEY!! Your nip needs covering !
*jumps onto friend to prevent her from flashing the fishes in the tank*
Person2:OUCH! U could have just throw a towel at me, ur heavy!!!
by NipSucker August 07, 2021

by Kitty's it's November 19, 2015

by aimeesexylips September 20, 2020

by Anonymous November 02, 2002

When a female celebrity "accidently" lets her nipple show or has her whole boob slip out. Check pictures of Lindsey Lohan.
by Eiken June 01, 2004

by aaron4273 April 15, 2005

When a nipple (more often than not, the nipple of a woman) slips out of an article of clothing, partially or fully, and is noticed by someone else.
by anne on a mauz June 11, 2006
