nipple blades 

When your nipples get so hard, they are as sharp as razor blades.

It's so cold outside that I have nipple blades!

nipple blades by Darquisha18 December 13, 2013

Nipple Blades 

When someone Is so cold another person points out that their nipples are so hard that they could cut through diamonds.

The class pointed out to Mr.Terpstra that he had Nipple Blades

Nipple Blades by Taylor Swift1234 January 26, 2019

Nipple blades 

When your nipples could cut class, diamonds, or concrete.

Example: Yo, why did you get a new mirror?

Had this chick over, but she had nipple blades.

Nipple blades by AlwaysRightKKKMember September 15, 2018