a fruit is a gay guy. usually overweight or really skinny and likes to wear brightcolors. They also talk with a lisp or in a fruity voice. They are very outgoing and love to dance and talk.
In any game, particularly video games, an exclamation said to oneself after losing or getting killed while going after a bonus objective or points. Used as a reminder to focus on the main directives after the fact.
Alternatively, said to a teammate who gets killed while doing so.
Orginated from Pac-Man, where you earned bonus points for eating the fruit.
"Dammit, Matt, I told you not to worry about looting the corpse until after we killed all the thugs! Now we're both dead! Fruit, Matt! Fruit!"