staple food

Speke, Stanley, and the other African explorers frequently mention plantains as the staple food of the natives.

The chief grain raised is millet, the staple food of the people.

The staple food should be canary seed mixed with rape, and there must always be a piece of cuttle-fish fastened in the cage.

Poi, the staple food of the natives, was present in abundance.

Even of the fish which formed a staple food on the English workman's table, two-thirds of the supply was purchased from the Dutch.