cut and come again

noun3

1. •
   An approach to growing lettuces, etc. where one harvests only the outer leaves, leaving the inner part of the plant to grow replacements that can be harvested later.
2. •
   A type of English fruitcake.
3. •
   A situation where one possesses plenty of wealth or resources.

   • His loaf continually increases instead of diminishing: with him, it is cut and come again, for ever. — 1839