Sleet (?), n. Gun.
The part of a mortar extending from the chamber to the trunnions.
© Webster 1913.
Sleet, n. [OE. sleet; akin to MHG. slz, slze hailstone, G. schlosse; of uncertain origin.]
Hail or snow, mingled with rain, usually falling, or driven by the wind, in fine particles.
© Webster 1913.
Sleet, v. i. [imp. & p. p. Sleeted; p. pr. & vb. n. Sleeting.]
To snow or hail with a mixture of rain.
© Webster 1913.