oopsy/ˈuːpsi/EtymologyFrom oops + -y (diminutive suffix). The verb is from the noun.intjSynonym of oops.“"Oopsy..." She grabbed the wheel and made a quick recovery. "Sorry."”nounA mistake; often when babies and young children soil their pants.“I have made an oopsy.”verbTo make a mistake, particularly (of a baby) to soil its pants.“I think your baby might have oopsied.”