In Slang term, it means "Blank" which is ignoring someone.

A stupid person; it refers to the lack of surface area on an individual's brain. The general thought is that the more surface area (wrinkles, creases, etc.) a brain has, the smarter the person is. Conversely, a person with a smooth brain (no wrinkles) has less surface area and would therefore be stupid.

basically means blanking someone which is when you heard/read what they said but you ignore then and don't reply

Airing is a way of annoying someone and just never stops

The act of crouching over a toilet in a semi-standing position while in a public bath, taking a shit, as to not get any AIDS or other germs from the toilet seat

winning easily at something. Not challenged, not hurried or forced.

When you dont respond to someone when they talk to you