copper-bottomed


adjective

reliable, esp financially reliable

Word Origin for copper-bottomed

from the former practice of coating the bottoms of ships with copper to prevent the timbers rotting

Example sentences from the Web for copper-bottomed

  • His copper-bottomed ships came up with and captured six of the enemy, five of which were English prizes.

  • He'd find evidence of lung trouble in a copper-bottomed boiler if it wheezed letting off steam.

    Facts And Fictions Of Life |Helen H. Gardener
  • It's real, copper-bottomed English; you see it on all the old-time wayside hostelries over there.

    The Wrecker |Robert Louis Stevenson and Lloyd Osbourne