洗地

Verb

 * 1)  to wash the ground; to clean the floor. Emerged after the . See also 洗太平地.
 * 2)  to justify and defend someone's wrongdoing; to whitewash. From the line of  movie  "警察出來洗地啦", in which a gang member asking alleged-police to clean the site after a bloody fighting.
 * 3)  to perform an area bombing; to bomb a large area indiscriminately; to carpet bomb