In the nip Ireland informal slang
Not wearing any clothes
I was embarrassed as she saw me when I was in the nip.
Completely naked
1. Used to talk about a wide happy smile
2. Used to describe someone naked
This phrase is used to describe something very modern or updated or something that no longer looks like what it's used to.
It has been a long time since I left my high school, and now I have to admit that it's certainly not your father's high school anymore.