Entry 2 senses · 2 variants Webster, 1913 Pitapat · Pit·a·pat · IPA adv. n. 01 adv. In a flutter; with palpitation or quick succession of beats. 1. In a flutter; with palpitation or quick succession of beats. 02 n. A light, repeated sound; a pattering, as of the rain. 1. A light, repeated sound; a pattering, as of the rain.