2. Become clear after cloudiness, fog, etc., as in I hope this fog clears off before morning. This phrase, first recorded in 1816, is heard less often today, clear alone often sufficing ( I hope the fog clears). Also see clear up.
1. To remove something that is covering some area: She cleared off the papers that were cluttering her desk. He cleared the dirt off the windowsill.
2. To clean some area by removing items that are there: He cleared off the worktable to make room for the new equipment. She cleared the counter off and wiped it with a sponge.