I said across her nose, not up it! – Each time damage is inflicted upon airborne targets, fire rate and reload speed are increased for a few seconds. This effect can stack. When damage is inflicted upon airborne targets by any weapon, even using vehicle-mounted lasers, there is a chance to spawn damaging flak around them.
The red flavor text is a direct quote from the movie Spaceballs.
The name is a homophone of the German word acht-acht (eight-eight), World War II German troops referral for the notorious 88 mm flak (flugzeugabwehrkanone) cannon.