vulgar slang Quite cold or chilly. A pun on the word "nippy" (meaning "cold"), referring to the fact that one's nipples become firm and pronounced when exposed to cold temperatures. Oh man, it's a bit nipply out there, isn't it! I feel like mine could cut glass, it's so cold!

vulgar slang Particularly cold or chilly. A pun on the phrase "a tad bit nippy," using "tit" (a vulgar slang term for "breast") and "nipply" to refer to the fact that one's nipples become firm and pronounced when exposed to cold temperatures. Oh man, it's a tit bit nipply out there, isn't it! I feel like mine could cut glass, it's so cold!