Undershot

adjective
1.
having the front teeth of the lower jaw projecting in front of the upper teeth, as a bulldog.
2.
driven by water passing beneath:
an undershot vertical water wheel.
verb
3.
simple past tense and past participle of undershoot.
verb (used with object), undershot, undershooting.
1.
to shoot or launch a projectile that strikes under or short of (a target).
2.
Aeronautics. (of an aircraft or pilot) to land before reaching (a landing strip) because of a too rapid loss of altitude.
verb (used without object), undershot, undershooting.
3.
to shoot or launch a projectile so as to strike under or short of a target.
adjective
1.
(of the lower jaw) projecting beyond the upper jaw; underhung
2.
(of a water wheel) driven by a flow of water that passes under the wheel rather than over it See overshot
verb -shoots, -shooting, -shot
1.
(of a pilot) to cause (an aircraft) to land short of (a runway) or (of an aircraft) to land in this way
2.
to shoot a projectile so that it falls short of (a target)

undershoot un·der·shoot (ŭn’dər-shōōt’)
n.
A temporary decrease below the final steady-state value that may occur immediately following the removal of an influence that had been raising that value.