moya

moya · noun¹

Said by Century to have originally been applied to mud formed by Pichincha near Quito and to derive from a South American language.

moya · interjection²

Varient forms.

First known use, by meaning

• from 1800s–1930s Flowing mud associated with a volcanic eruption (especially in South America), formed when snow or a lake near a volcano is disrupted, or when rain or steam mixes with soil or ash during an eruption.