Homonym: skimmer (Device)
A "skimmer" is a device used to remove surface debris from water, commonly found in pools, ponds, and aquariums. It works by floating on the water's surface and collecting leaves, insects, and other floating materials, helping to keep the water clean and clear.
In a different context, a "skimmer" can also refer to a type of fraud device used to illegally capture credit card information. These devices are often placed on ATMs or gas station card readers, allowing criminals to steal personal data when unsuspecting users swipe their cards.