Definition of mother lode in English:

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mother lode


1A principal vein of an ore or mineral.
Example sentences
  • Based in Walnut Creek and Lotus, Calif. - right by the mother lode that drew the forty-niners out West for the Gold Rush - the business seems isolated, deep in canyon country.
  • Bettors look at statistics, angling for some play, some pattern, or a factor someone might have overlooked - much like a gold miner hoping someone's overlooked a nugget here and there or bypassed a mother lode.
  • The California 49ers looked upstream hoping to find the mother lode, and that's exactly what they called the system of gold veins they discovered.
1.1A rich source of something: your portfolio holds a mother lode of opportunities
More example sentences
  • ‘I think we hit the emotional mother lode when we met Keith,’ says Rubin.
  • The mother lode was struck when the designers hit on a way to improve power management and increase battery life for cell phones and other portable electronics.
  • While there have been revisions of Anthony's original insights, he certainly was the first to strike the mother lode.

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