Entry 3 senses · 3 variants Webster, 1913 Grizzle /grĭz'-əl/ · Griz·zle · IPA /ˈɡɹɪzəl/ n. v. t. & i. v. i. & t. 01 n. Gray; a gray color; a mixture of white and black. 1. Gray; a gray color; a mixture of white and black. 02 v. t. & i. To make or become grizzly, or grayish. 1. To make or become grizzly, or grayish. “Hardship of the way such as would grizzle little children.” — R. F. Burton. “I found myself on the Nubian desert shaking hands with a grizzling man whom men addressed as Collins Bey.” — Pall Mall Mag. 03 v. i. & t. To worry; to fret; to bother; grumble. 1. To worry; to fret; to bother; grumble.[Prov. Eng.]