megacannon

Noun

megacannon (plural megacannons)

1. (rare) A large cannon.
   • The prisoners—the President, the First Lady, and their son, nine-year-old Billy—their hands tied securely behind their backs, were marched from the ship and across the floor of the canyon to the base of an enormous megacannon.1996, David Cody Weiss, Bobbi J. G Weiss, Randy Kornfield, Jingle All the Way: A Novelization, Pocket Books, →ISBN, page 2
   • “Look,” he says, “I’m a razor from the ship’s bridge crew. The Rain brought down the zone and then hosed down the fleet with that DE megacannon outside—"2009, David J. Williams, The Burning Skies, Bantam Spectra, →ISBN, page 105