salt away

verb

Etymology: An allusion to the preservation of food in salt.

1. To salt (something) for preservation and then store it away for winter.
2. To save or preserve (especially money) for future use.

   “"You have more than two thousand salted away, I know, Moses, between prize-money, wages, adventures, and other matters."”

   “Some of the stockholders . . . wanted to leave the money invested. "Salt away that chicken feed in your duds, and skip along," says Buck. "What business have you got investing in bonds?"”