Definition

Verb: 1. To provide with a copper bottom: To line or cover the bottom of an object, typically a cooking vessel, with a layer of copper.

Usage

This verb describes the specific action of applying a copper layer to the base of an item. It is most commonly used in the context of manufacturing or refurbishing cookware. - The artisan will copper-bottom the old pot to improve its heat distribution. - Many high-end pans are copper-bottomed for superior cooking performance.

Advanced Usage

• As an adjective (copper-bottomed): This past participle form is frequently used as an adjective to describe an object that has a copper base.
  • She invested in a set of copper-bottomed saucepans.
• Figurative use (copper-bottomed): In British English, "copper-bottomed" can be used idiomatically to describe something as absolutely certain, reliable, or guaranteed. Note: This is a distinct, figurative meaning of the adjective form derived from the verb.
  • He has a copper-bottomed alibi for the night of the crime.
  • The deal is copper-bottomed and cannot fail.

Variants and Related Words

• Copper-bottomed (adj.): Having a bottom made of or covered with copper; (figuratively) completely reliable or certain.

Synonyms

• Line with copper (for the literal sense).
• Guarantee, certify, seal (for the figurative sense of "copper-bottomed").

Related Idioms

• Copper-bottomed guarantee: An absolute, unquestionable guarantee.
  • The product comes with a copper-bottomed guarantee of satisfaction.

Verb

1. provide with a copper bottom
   • copper-bottom a frying pan