expression, noun
something to fill one's stomach; a bite to eat
Used when referring to food that is just enough to stave off hunger, often in the phrase 腹の足しになる (to serve as a snack or light meal).
おにぎり一つでは腹の足しにもならない。
One rice ball won't even fill my stomach.
少しだけど、腹の足しにクッキーを食べた。
It's not much, but I ate some cookies to tide me over.