Idiom: Copper-Bottomed
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copper-bottomedMeanings
From the copper sheathing applied to the bottom of a wooden ship to prevent damage from marine organisms. In literal sense 18th century, in figurative sense attested since at least 1807.[1] The British idiomatic use comes from the fact that with Britain being a major naval power, there was always a ready market for copper in ship construction, making it a reliable commodity to invest in.
How to pronounce "copper-bottomed":
AU
Having lower parts made of or covered by copper (especially of a ship or cookware).
Thoroughly reliable; secure
Example Sentences
1
He is a copper-bottomed candidate for the job.
2
The company's success is based on its copper-bottomed business model.
3
I have a copper-bottomed guarantee that this product will last a lifetime.
4
The athlete's performance was copper-bottomed and he won the race easily.
5
His arguments were copper-bottomed and convinced everyone in the room.
