Entry 2 senses · 2 variants Webster, 1913 Stilly · Still·y · IPA a. adv. 01 a. Still; quiet; calm. 1. Still; quiet; calm. “The stilly hour when storms are gone.” — Moore. 02 adv. In a still manner; quietly; silently; softly. 1. In a still manner; quietly; silently; softly. “The hum of either army stilly sounds.” — Shak.