Clearly expressed or delineated; definite: The victim gave a precise description of the suspect. Exact, as in performance, execution, or amount; accurate or correct: a precise measurement; a precise instrument. Strictly distinguished from others; very: at that precise moment. Distinct and correct in sound or meaning: precise pronunciation; precise prose. Conforming strictly to rule or proper form: "The setting up of this Maypole was a lamentable spectacle to the precise separatists that lived at New Plymouth\u201d ( Thomas Morton).