A term used by brazillians in online games, most often in Tibia pretty much whenever they encounter any slight misfortune, and sometimes for no reason at all. Generally aff is a br's best friend. they spam it whenever they feel like it
br 1: mi frind pk u son of the bitch fuck br 2: afffffffffff nooooo
player: Hey, would you like some free money?
br: AFF
player: ...what?
Brazilian term for disapointment, it is originated from the expression " ave maria"( holy mary) that is an expression to show surprise or discontentment.
Ave maria, short way, ave, adapted to Aff, used in sighs
Coming from the universe of Battletech and MechWarrior, "Aff" is an abbreviation of "Affirmative," meaning "yes." Its opposite, naturally, is "Neg," short for negative.
When expecting an answer one way or another, the prefix "qui" may be added.
Gunter: "Enemy Kodiak at 2 o'clock. Should I open fire, quiaff?"
Von Helsing: "Aff. Take out his legs."