washboard

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

noun device consisting of a corrugated surface to scrub clothes on
noun protective covering consisting of a broad plank along a gunwale to keep water from splashing over the side

From wash + board.

"I've had enough of this thing," said Charley, clinging to the washboard behind him. — The Coming Wave; Or, The Hidden Treasure of High Rock, Oliver Optic
Make the washboard of a piece of paper folded many times backward and forward, fan fashion. — Little Folks' Handy Book, Lina Beard
Profit is profit, whether you make it on a sheet of music, a washboard, or a theayter ticket." — Just Around the Corner: Romance en casserole, Fannie Hurst

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