pourboire
noun
pl. -·boires′ a tip, or gratuity
Origin of pourboire
French from pour, for + boire, to drinkpourboire
noun
Money given as a gratuity; a tip.
Origin of pourboire
French from pour boire for drinking pour for ( from Old French) ( from Latin prō ; see pro- 1. ) boire to drink ( from Old French boivre ) ( from Latin bibere ; see beverage . )