SLEET, noun 1. A fall of hail or snow and rain together, usually in fine particles. 2. In gunnery, the part of the mortar passing form the chamber to the trunnions for strengthening that part. SLEET, verb intransitive To snow or hail with a mixture of rain.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI