At the speed of a thousand gazelles
(adj.) Extremely fast indeed. Meningy knots, Shit off a shiny shovel, Warp-factor snot, Balls out or Balls to the wall
The Aircrew Dictionary (of unacceptable cliche and overused phrases)
(adj.) Extremely fast indeed. Meningy knots, Shit off a shiny shovel, Warp-factor snot, Balls out or Balls to the wall