2 definitions by Mad Men OA

The physiologial change to a woman's nipples whenever they're cold and/or arroused.

Most visible on women with tight upper torso garments while not wearing a bra.
Man, did you see her nerection?!

Famous nerection celebrity: Victoria Beckham.
by Mad Men OA June 17, 2008
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Friend: I'm having a hard time processing everything right now but can we grab a coffee and talk about what happened later?
Me: ykih bro
by Mad Men OA January 24, 2018
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