Due to the rough and uneven surface of the stone, a traditional mop/steam cleaner only skims the top, leaving the nooks and crannies untouched.
Times,Sunday Times
Five minutes from the end he skimmed the top of the net with another long-range screamer.
The Sun
Most alteration tailors today will advise you to have the hem skimming the top of your shoe rather than smothering it.
Times, Sunday Times
His long-range effort in the second half skimmed the top of the net.
Times,Sunday Times
Having skimmed the top of the fountain, he descended to the lake where he managed to grab somebody's water ski equipment and continued skiing himself.
Times, Sunday Times