Definify.com

Webster 1913 Edition

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Noun.

[Sp.]

A Spanish dollar; also, an Argentine, Chilian, Colombian, etc., coin, equal to from 75 cents to a dollar; also, a pound weight.

Noun.

[supra.] A Spanish coin weighing an ounce; a piaster; a piece of eight.

See also: peso, Peso, pesò, and pêso

pesó

Third-person singular (él, ella, also used with usted^?) preterite indicative form of pesar.