= mopping-up, n. Frequently attributive.
The action or an act of mopping up (in various senses); (Military) the action of completing the occupation of an area by capturing or killing any…
to clean up (see also sense 3a). Various colloquial and slang uses (chiefly U.S.). transitive. To clear (a place, etc.) of harmful or immoral…
An act of removing or stamping out harmful or immoral influences or elements; also, a cleaning out of remaining pockets of (enemy) resistance. Cf…