Quick definitions from WordNet (clear up)
▸ verb: become clear
▸ verb: make free from confusion or ambiguity; make clear ("Clear up the question of who is at fault")
▸ verb: make clear and (more) comprehensible
▸ verb: free (the throat) by making a rasping sound
▸ verb: finish a task completely
▸ Also see clear_ups
▸ Words similar to clear up
▸ Usage examples for clear up
▸ Words that often appear near clear up
▸ Rhymes of clear up
▸ Invented words related to clear up
▸ verb: become clear
▸ verb: make free from confusion or ambiguity; make clear ("Clear up the question of who is at fault")
▸ verb: make clear and (more) comprehensible
▸ verb: free (the throat) by making a rasping sound
▸ verb: finish a task completely
▸ Also see clear_ups
▸ Words similar to clear up
▸ Usage examples for clear up
▸ Words that often appear near clear up
▸ Rhymes of clear up
▸ Invented words related to clear up