What is the meaning of Otter?

An aquatic or marine carnivorous mammal in the subfamily Lutrinae of the family Mustelidae, which also includes weasels, polecats, badgers, and others.

A hairy man with a slender physique, in contrast with a bear, who is more thickset.

annatto (dye)

Archaic form of attar.

eight (the card rank between seven and nine)

an otter

the European otter, Lutra lutra

otter, European otter

Alternative form of oter

Source: wiktionary.org