clear up

Short definition from Wiktionary

Verb

1. 1
   To clarify, to correct a misconception.
2. 2
   To depart or disappear.
3. 3
   To become free of certain blemishes.
4. 4
   Of stormy weather, to dissipate, to become calm.
5. 5
   To clean up.
6. 6
   To pot all of the remaining balls in a single turn.

Noun

1. 1
   The act of clearing up