clear up

verb

1. 1

   free (the throat) by making a rasping sound

   Clear the throat

2. 2

   finish a task completely

   I finally got through this homework assignment

3. 3

   make free from confusion or ambiguity; make clear

   Could you clarify these remarks?

   Clear up the question of who is at fault

4. 4

   make clear and (more) comprehensible

   clarify the mystery surrounding her death

5. 5

   become clear

   The sky cleared after the storm