Top definition
A person who fucks you hard for hours and then makes you food and drinks .
He's a functional fucker alright, after we had sex he made me a sandwich!
by Mrs Brak August 25, 2017
Get a Functional Fucker mug for your mate Georges.
Apr 28 Word of the Day
Literally everyone, ever. Including the writer of this definition.
by masokitsune January 17, 2019
Get the stupid people neck gaiter and mug.