Define F Sharp Meaning

F Sharp
Also: F#

a) A musical note, followed by G, preceeded by F.
b) A profane gesture. Join thumb and middle finger together, and gently extend index, ring, and pinky fingers. Can be used with or without the curse.
c) A curse. Similar to "Fuck you" though less intense. Usually used among friends in a joking manner, often accompanied by the gesture mentioned above.

"F SHARP YOU!" *insert F# gesture here*

"Hah. You can't hit a C, but I can!" *insert F# gesture here*

"TRUMPETS! F FLIPPIN SHARP!" *shake F# gesture*
By Claude
F-Sharp
Abbr. F*cking Sharp
Used to describe the appearance of someone's attire, in that the clothing is well fitted and well suited to the wearer. Generally used to describe timeless classics such as a well tailored 3-piece suit or a little black dress

That suit is F-Sharp, my good man.
By Melisent
F Sharp Principle
the necessity of trying a proposal out fully before writing it off as a shit idea

tom: hey man, lets play the chorus in F sharp man

jason: wtf? that'll sound like your mum dude, no way!

tom: F sharp principle mofo
By Zahara