Entry 2 senses · 2 variants Webster, 1913 Purr /pẽr/ · IPA /pɜː/ v. i. & t. n. 01 v. i. & t. To murmur as a cat. See Pur. 1. To murmur as a cat. See Pur. See: Pur 02 n. The low murmuring sound made by a cat; pur. See Pur. 1. The low murmuring sound made by a cat; pur. See Pur. See: Pur