معنی کلمه skim

v. ==> remove matter floating on the surface of a liquid; glide on or just above a surface; glance through quickly; cause an object to skip across the surface of a liquid

n. ==> act of removing matter floating on the surface of a liquid; act of removing from the top; film, thin layer

what do you mean about "skimming" in secound example of word "skim"

please correct that

Butter is an extract skim of the milk!

Tom skimmed the report.

I'll have skim milk.

The dragonfly was skimming across the water.

Tom skimmed the list.

skim off the scum: REMOVE, cream off, scoop off.

the boat skimmed over the water: GLIDE, move lightly, slide, sail, skate, float.

he skimmed the pebble across the water: THROW, toss, cast, pitch; bounce

she skimmed through the newspaper: GLANCE, flick, flip, leaf, thumb, read quickly, scan, run one's eye over.