verb
skims; skimmed; skimming
[+ obj] :to remove a layer of something from the surface of a liquid
to look over or read (something) quickly especially to find the main ideas [+ obj]
[+ obj] Brit :to throw (a flat stone) along the surface of water so that it bounces
to move quickly or lightly along, above, or near the surface of something [no obj]
skim off
[phrasal verb]
skim off (something) or skim (something) off :to take (something valuable) for yourself out of something else