A person or thing that makes something clean by moving it quickly back and forth.
Swifters are usually used to clean floors and other surfaces quickly and easily.
Examples:
She uses the swifter to clean the kitchen floor.
The swifter picks up all the dirt and dust.
I bought a new swifter for our house.
The swifter is like a magic broom.
The swifter makes cleaning so easy!
The swifter is my favorite cleaning tool.