rice bowl

Short definition from Wiktionary

Noun

1. 1
   A small bowl from which rice is typically eaten.
2. 2
   A region that produces abundant rice.
3. 3
   A dish (typically eaten from a bowl) of which rice is a primary ingredient, such as donburi.
4. 4
   A person's livelihood or source of income.
5. 5
   A jealously defended institutional resource such as a program, project, or budget.