A slang way to way something is better than the other. Mainly used among the anime community.

Slang for the word "no"

Term used by the gay community, more specifically by HIV positive or “poz” individuals which refers to gays who are HIV negative.

An extremely cooler way to say "negative".

A way to say no or express your opposition to an idea or proposition

Low-grade insults meant to undermine the self-confidence of a woman so she might be more vulnerable to your advances. This is something no decent guy would do. They say that the assholes get the girls, but I can spot negging a mile away and I reject these fuckers straight off.

Negative.
•Used mainly on Twitter to tell people something is negative.