The definition of a friar is a male member of a charitable Roman Catholic order such as the Augustinians, Carmelites, Dominicans and Franciscans.
A male Dominican priest is an example of a friar.
a member of any of various mendicant orders, as a Franciscan or Dominican
Origin of friarMiddle English frer, frier from Old French frere from Classical Latin frater, brother
A member of a usually mendicant Roman Catholic order.
Origin of friarMiddle English frere from Old French from Latin frāter brother ; see bhrāter- in Indo-European roots.