Lucy:Janet, that girl has a major case of E.N.A (erect nipple alert)
Janet:OMG, Luc, she totally does! That ho must have forgotten her bra!
Lucy: What else do you expect from the school slut?
By Stace
Nipple Erection
a word thats really cool and its when u can totally see your nipples through your shirt. its pretty nasty!
lena: omg! i cant even look at you!
me: why?
lena: you have like a nipple erection or something!
another name for it is nippleITITS
By Danit
Erect Nipples
Women have them when they're feeling cold or horny.