The new governor has made a 'clean sweep' of the staff in the governor's mansion. [=the new governor completely replaced the former governor's staff]
He gave the floor/room a quick 'sweep'. [=he swept the floor/room quickly]
The election was a 'clean sweep' for local Democratic candidates.
(..) Never said goodbye, sir. You're gonna get yourself killed. Haven't you heard? It's not my life anymore. Lanterns, shield the civilians. I'm doing a taser sweep. Nice trick. Hold on, sir. I'll get help. Forget it. You know, I would've never let any of you get killed back there. (..)2011 Green Lantern: Emerald Knights