clean up
verb
RareNot in standard dictionaries
1
To make an area or a thing clean; to pick up a mess; to tidy.
2
To become clean, handsome, smart in appearance, e.g. for a special occasion, especially when it is out of character to be seen as such.
3
To make something less corrupt or unseemly.
4
To make a large profit; to win by a large margin, or to win a large amount, especially in gambling. Also clean house.
5
To intervene in a fight between two players at low health and easily kill both of them or the winner.
#colloquial