(fluh-grahn-tay di-LIK-toh), noun
In the act of committing an offense; most widely used today to describe a couple caught in the act of sexual intercourse.
“No cheating spouse, no teen with a wrecked family car, no mayor of Washington, DC, videotaped in FLAGRANTE DELICTO has ever come up with anything as farfetched as U.S. farm policy.” – P. J. O’Rourke, American satirist