| Mouser 1. (n.) A cat that catches mice. 2. (n.) One who pries about on the lookout for something. Thesaurus Entries Cheshire cat, Chinchilla cat, Maltese cat, alley cat, blue cat, calico cat, cat, feline, gib, gib-cat, grimalkin, house cat, kit, kitling, kitten, kitty, kitty-cat, puss, pussy, pussycat, silver cat, tabby, tabby cat, tiger cat, tom, tomcat, tortoise-shell cat |