staple diet

noun

: the food or foods that a person or animal eats most often

Environmental changes are depriving the birds of the insects that form their staple diet.

—often used figuratively

I grew up on a staple diet of cartoons and comic books.

Examples of staple diet in a Sentence

Recent Examples on the Web

Writer Gustavo Arellano has written about how the staple diet of beans led to a slur against Mexicans. —Jasmine Garsd, NPR, 11 Sep. 2024