D defs.my
Entry 1 sense Webster, 1913

Howitzer

/hou'-ət-sẽr/ · How·itz·er · IPA /ˈhaʊ.ɪts.əɹ/
01 n. A gun so short that the projectile, which was hollow, could be put in its place by hand; a kind of mortar.
  1. 1.
    A gun so short that the projectile, which was hollow, could be put in its place by hand; a kind of mortar.(Mil.) [Obs.]