To make an area or a thing clean; to pick up a mess; to tidy.
To make a large profit; to win by a large margin, or to win a large amount, especially in gambling. Also clean house.
To intervene in a fight between two players at low health and easily kill both of them or the winner.
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.
To unintentionally leave something behind.
To lose remembrance of.
To unintentionally not do, neglect.
To cease remembering.
Euphemism for fuck, screw (a mild oath).