(to, used as a verb), this phrase is said to someone who is doing something meaningless, retarded and idiotic (not to mention potentially dangerous) and they are intelligent enough to know better.
a father comes home from work; his son is in his room shaving the hair off his own balls.
Father: son, you idiot, what are you doing? is this f-sag? i didn't tell you how to, or teach you, to shave your balls. Pigs don't fly.
Son: dad, this is not f-sag. yesterday after class, we went to her house and I had sex with my girlfriend Anna and when she gave me a blowjob and got to my balls, she complained how hairy they were. And yes dad, pigs do, and will, fly, if I deem it appropriate to attach balloons to them.
Father: so okay this is not f-sag, but roflmao anyways.
when a man shaves another mans rod for him
antonio was meat shaving josh, when josh's boyfriend merv walked in, merv then stomped josh's ass and now are on non speaking terms.
A shaving made from a rubber when it is being used
When a rubber is being used shavings come of it"stop eating those rubber shavings charles,"
A social stigma among horny men promoting the preference of trimmed lips over bushy beavers. Also known as VSB.
Due to the wide-spread Vaginal Shaving Bias among her clients, Sharon had no choice but to de-fluff her muff or de-fluff her career.
To tell someone off over something pointless or ridiculous. Used when your friend is rambling about something that isn’t even your business and you just have to get him to shut the fuck up.
Ron: Yo bro! I talked to that Adrianna girl in school today. She’ll be my prom date! Isn’t this so ex-
Peter: Shave your beard, Ron.
Ron: What?
Peter: I said shave your beard Ron!
A danish way of saying "Now that jobs done"
Now that goat is shaved