Top definition
Among artillerymen, a nonexistent item used to trick rookies. It is commonly used to send rookies on a wild goose chase. (Muzzle blast is the burst of smoke and fire that erupts from the muzzle when a shell is fired.)
"Private, go to the supply sergeant and see if he can find you a bucket of muzzle blast."
by Tom from the Shore October 30, 2007
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