\Mon"goose\, Mongoos \Mon"goos\, n. (Zo["o]l.)
A species of ichneumon ({Herpestes griseus}), native of
India. Applied also to other allied species, as the African
banded mongoose ({Crossarchus fasciatus}). [Written also
{mungoose}, {mungoos}, {mungous}.]

\Mon"goose\, n.; pl. {Mongooses}. [Tamil manegos.]
A Madagascan lemur ({Lemur mongos}).