mother lode

In August 1803, she hit the mother lode and married Prince Camillo Borghese.

The mother lode he turned to was the ganglia of so-called feeder funds.

The richest bonanza that the "mother lode" ever yielded he struck.

Not to darkness, but to eternal light, to rise again from the Mother Lode to mingle in the busy lives of men.

Flapjack confessed to having spent weeks looking for that mother lode about Freezeout Camp.

Where so much dust and nuggets come from along a crick bed, we knowed there must be a regular mother lode somewheres here.

He starts from the placer fields to search for the mother lode.