- weasel - small carnivorous mammal with short legs and elongated body and neck
--1 is a kind of musteline mammal, mustelid, musteline
--1 is a member of Mustela, genus Mustela
--1 has particulars:ermine, shorttail weasel, Mustela erminea; New World least weasel, Mustela rixosa; Old World least weasel, Mustela nivalis; longtail weasel, long-tailed weasel, Mustela frenata; muishond