Slang word for cunt, the british vulgar slang term for the female genitalia. Derived from BBC farming programme Country File.
It's true form should be Tree file.
"For Christ's sake, stop being a file will you, that wasn't even funny last week."
"Harp, you're such a tree file."
look at that file!
how's your desk looking? got any files available for download?
Link me a file - asking for a mate to bring a hot friend out. Corrupted file - ugly girl.