1. noun A fine rain that is less intense than drizzle but slightly more intense than mist. Primarily heard in UK. There's a bit of a mizzle coming down, but so long as it doesn't get any heavier, I don't think we'll need to cancel the match. The fog slowly coalesced into a mizzle that began to coat the windscreen.

2. verb To precipitate a fine rain that is between mist and drizzle in intensity. Primarily heard in UK. I tried to get the kids to put on their jackets once it started mizzling, but they refused to stop going up and down the slide. The fog slowly coalesced into a mizzle that began to coat the windscreen.

3. verb, obsolete To escape or depart inconspicuously; to slip away. Primarily heard in UK. I think we'd best mizzle out of sight before the bobbies show up.