from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. The main vein of ore in a region.
  • n. An abundant or rich source: "the kind . . . who makes Boston the mother lode of advance men” ( David Nyhan).

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A large or rich vein of gold or of another precious mineral from which other branches extend.
  • n. Any source of valuable or useful material.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. the main vein of ore in a deposit


Probably from Spanish veta madre ("mother lode") (Wiktionary)


Sorry, no example sentences found.


Log in or sign up to get involved in the conversation. It's quick and easy.