nip slip 

When a braless female's nipple accidentaly slips out from under a loose-fitting garment

Hold up, pause it there. Yup, total nip slip!

nip slip by Anonymous November 2, 2002

Nip Slip 

When a nipple slips in to view.

She walked out on stage with her tit falling out, it was a hell of a nip slip!

Nip Slip by aaron4273 April 15, 2005

nip slip 

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.

She destroyed the nip slip photograph almost immediately

nip slip by anne on a mauz June 11, 2006

Nip Slip 

To have the nipple showing on accident. Most common in public or on live t.v.

Don had such a nip slip the other day, he got embarrassed because he was on live t.v.

Nip Slip by #NipSlip May 4, 2014

nip slip 

Seriously. Has nobody ever told these brainless celebrity twats that there exists a garment called BRASSIERE? What kinds of exhibitionist morons go around wearing clothes which might reveal a private body part at any given moment, anyway?

Tara Reid: your nipple is ugly.

nip slip by PoopyPoo July 18, 2008

Nip slip 

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!!!

Nip slip by NipSucker August 7, 2021

Nip slip 

When you are doing watever and you nipple decides to slip out of you're shirt and show the world

Did you see that Sarah just had a nip slip 😂

Nip slip by Kitty's it's November 19, 2015