wipe down
To clean or dry someone or something by wiping them or it. A noun or pronoun can be used between "wipe" and "down." Here, take this cloth and wipe down the windows so I can see while I'm driving. I wiped the kids down with a towel when they came in from the rain.
wipe something down
to rub or mop something down. Wipe the counter down and keep it clean! Don will wipe down the counter.
wipe down
v. To wash or dry the surface of something by wiping: I wiped down the deck chairs after it rained. Wipe the counters down after you finish cooking.