wiper

[wahy-per] /ˈwaɪ pər/

noun

a person or thing that wipes.

the thing with which something is wiped, as a towel, handkerchief, or squeegee.

Electricity. the portion of a selector or other similar device that makes contact with the terminals of a bank.

Also, wipe. Machinery. a projection or partial cam, as on a rotating shaft, moving to lift or dislodge another part, especially so as to let it drop when released.

Origin

1545-50; wipe + -er¹

Examples from the web for wiper

It really consists of two electric bicycles joined together side by side with a roof, windshield with wiper and a radio.
My major achievement recently was getting new wiper blades for my car.
With no revenue in sight, the factory shuts down before producing a single wiper.
In the early days of autos, the biggest behavioral concern was whether windshield-wiper motion mesmerized drivers.
The sauces inspire even the headlong plate-wiper to stop, dip a fingertip, and touch it daintily to the tongue.
Tires should be well inflated and wiper fluid should be replenished.
Inspect your windshield wiper blades to see if they need to be replaced.
They rode, watching the snow curve in toward the lights, melting on the windshield before the wiper struck it.
Industrial wiper users may also want to inquire about how the facility manages its sludge.
Windshield wiper solutions may contain methanol, detergent and water.

British Dictionary definitions for wiper

wiper

/ˈwaɪpə/

noun

any piece of cloth, such as a handkerchief, towel, etc, used for wiping

a cam rotated to ease a part and allow it to fall under its own weight, as used in stamping machines, etc

See windscreen wiper

(electrical engineering) a movable conducting arm, esp one in a switching or selecting device, that makes contact with a row or ring of contacts