flutebro 

Male friends who play the flute, usually straight, but don't have to be.

Max: ayyy i love you my flutebro
Rick: love you right back flutebro

Wendy: so are you and Sam dating in the flute section?
Nick: nahh Sam's my flutebro

flutebro by fluteplaya101 September 29, 2020

flutebox 

To beatbox while playing the flute.

Innovators including Nathan "Flutebox" Lee and Greg Pattillo perform in this manner and have elevated the art.

"I just found out that my friend can flutebox!"

flutebox by firecube November 12, 2013

Flutebox 

crass Slang for a womans Vagina often used as a metaphor for saying your going to/ would like to have sex with a woman.

"I'd like to play her flutebox"

Flutebox by ribsanimaniac April 11, 2009