What is the meaning of Mungo?

A material of short fiber and inferior quality obtained by deviling woollen rags or the remnants of woollen goods, specifically those of felted, milled, or hard-spun woollen cloth, as distinguished from shoddy, or the deviled product of loose-textured woollen goods or worsted.

mongoose of the genus Herpestes

Indian grey mongoose, Urva edwardsii formerly Herpestes edwardsii

first-person singular present indicative of mungere

mung bean

mongoose (a small carnivore of the family Herpesidae)

Source: wiktionary.org