That certain je ne sais quoi that a person has that makes you go, Wow, that's one cool guy! when you see him. If someone has The Ness, you instantly want to be friends with him. Originated from a lack of description for a friend: She's got this... coolness. Weirdness. Amazingness. It's just a... a -ness! Example: Hey, look at him! He's got The Ness. I used to have the Ness, but I think I've lost it.
THE NESS
Meaning of THE NESS in English
Slang English vocab. Английский сленговый словарь. 2012