in flagrante delicto adverbial phr. [ɪn flǝ,grantɪ dɪ'lɪktǝʊ] L18.[Latin = in the heat of the crime: cf. IN FLAGRANTE, FLAGRANT, DELICT.]In the very act of committing an offence;
spec. in the act of adultery or other sexual misconduct.
■ E. Paul His cringing wife and the imaginary lover he had always sworn to catch in flagrante delicto. [TahlilGaran] English Dictionary ▲