mouser (n.) One who pries about on the lookout for something.
Military DictionaryMilitary Dictionary and Gazetteer💥
mouser In the British army, a sobriquet which was sometimes used in
sport to distinguish the battalion men from the flank companies. It was
indeed generally applied to them by the grenadiers and light bobs,
meaning that while the latter are detached, the former remain in
quarters, like cats to watch the mice, etc.
Feel free to write to us if you have any questions. But before you do so, please take a look on our page with Frequently Asked Questions (FAQ) and even our sitemap to get a full overview of the content on our site.