howitzer

(a) A gun so short that the projectile, which was hollow, could be put in its place by hand; a kind of mortar. [Obs.] (b) A short, light, largebore cannon, usually having a chamber of smaller diameter than the rest of the bore, and intended to throw large projectiles with comparatively small charges.

Source: Webster's Revised Unabridged Dictionary (1913), United States public domain. See methodology for full licensing detail. Word validity for game play may differ from any official game dictionary.