peanut butter

noun

: a creamy food made of peanuts that is used especially as a spread, filling, or ingredient

peanut butter and jelly

smooth/chunky peanut butter

… indulgent brownies—rich with peanut butter and studded with chocolate chips …

—Gourmet

Stuffed with peanut butter, celery is the quintessential after-school snack …

—Sara Dickerman

—often used before another noun

a peanut butter sandwich

peanut butter cookies

Examples of peanut butter in a Sentence

Recent Examples on the Web

Move aside, peanut butter and its sweeter cousin, cookie butter—there’s a new spreadable item hitting shelves. — Michele Laufik, Martha Stewart, 21 Aug. 2026

Pair toast with eggs, peanut butter, cottage cheese, or avocado. — Brittany Poulson, Verywell Health, 19 Aug. 2026

Wolff suggests simple options like toast with peanut butter or yogurt with fruit. — Ashley Lynch, Miami Herald, 19 Aug. 2026

Guests who bring two jars of peanut butter to donate will receive $10 admission at the gate. — Mateo Rosiles, USA Today, 17 Aug. 2026

Word History

First Known Use

1881, in the meaning defined above

Kids Definition

peanut butter

noun

: a paste made chiefly of ground roasted peanuts