A term meaning a person who is mentally unstable. A bit of a psycho or nutter. Also a person who thinks you are their bf/gf when you are infact not!
Yeah he went mental coz he saw me in a club with another guy...think he thought we were going out....we never even met up properly.... what a toot de la fruit!
Tom: Hey Pearl does these jeans make me look thick ?
Pearl: Tom why are you asking me that ?
Tom: I just wanna know .
Pearl: Your being Tootyfruity !
Tom: Well your being dramatic !