A gypsy nip is a term used to diagnose someone who has a cursed nipple. The curse usually comes from a gypsy (hence the name) but can also be contracted from other things such as a witch
"I'm sorry sir but you have gypsy nip, you have 2 months to live"
"That is one weird looking nipple, you have some sort of gypsy nip"
"That is one weird looking nipple, you have some sort of gypsy nip"
by Kell dog March 5, 2017