Entry 3 senses · 2 variants Webster, 1913 Parol /perʹəl/ · Pa·rol · IPA /ˈpæɹ.əl/ n. a. 01 n. A word; an oral utterance. 1. A word; an oral utterance.[Obs.] 2. Oral declaration; word of mouth; also, a writing not under seal.(Law) 02 a. Given or done by word of mouth; oral; also, given by a writing not under seal; as, parol evidence. 1. Given or done by word of mouth; oral; also, given by a writing not under seal; as, parol evidence. Phrases & compounds Parol arrest — an arrest in pursuance of a verbal order from a magistrate. Parol contract — any contract not of record or under seal, whether oral or written; a simple contract.