a gesture that resembles masturbation of male genitailia. usually performed by someone who is bored or disgusted.
I was so bored with what the instructor was saying, I did an air rub to my friend, Bruce, who was there, too.
by jimbanner June 20, 2016

by Sammy Wood March 15, 2009

Not to be confused with a 'billionaire' (an individual that has amassed a personal net worth in excess of $1 billion), a billion-air is an incompetent buffoon, frequently identified by low IQ and high levels of narcissistic behavior, that has successfully turned a billion dollars into 'air'.
Showing his true ineptitude in every facet of being a good businessman or half way decent human, Donald has recently been exposed as a billion-air.
by timopheliac27 May 8, 2019

by D-baggie January 3, 2018

by ChazT7 November 25, 2019

When you and your significant other take part in an act of sexual type in which both people are fully naked and start off slow, continuously progressing until you are fully engaged in intercourse while being out in the open.
by asianboi6969 August 9, 2018

When a person yawns and starts a chain reaction, thus "sharing air." Also to the point where you return the air and the person that first engaged in the act is now the reciever.
by Gwens_Faith May 18, 2009
