fan base

noun

plural fan bases

: a group of fans for a particular sport, musical group, celebrity, book or film franchise, etc.

… the Los Angeles Lakers and the Milwaukee Bucks—the last two NBA champions—had fan bases spending the most money on team merchandise and gear.

—Corey Davis

Yet her three albums with the Epic label failed to earn her a popular audience, beyond country's traditional fan base …

—Martha A. Hostetter

But sales figures don't fully capture the fan base among shojo readers, who can whip through a volume in half an hour in a bookstore and often pass along copies to friends.

—Sarah Glazer

The fervent passion of [Justin] Bieber's fan base almost obscured the rampant self-indulgence of his hour-and-a-half set.

—Ben Fisher

Examples of fan base in a Sentence

Recent Examples on the Web

That ability to attract a more demographically viable fan base is a big part of why the NBA is eager to tip off its new streaming deal. —Anthony Crupi, Sportico.com, 8 Oct. 2025

The senior pup has also found an appreciative fan base on social media. —Desiree Anello, PEOPLE, 8 Oct. 2025

This becomes a way to signal their allegiance to the team, improve their standing among fellow fans, and contribute to what makes the fan base distinct in the eyes of its members. —Jessica Coacci, Fortune, 8 Oct. 2025

Which fan base is bound for disappointment? —Sean Gentille, New York Times, 7 Oct. 2025

Word History

First Known Use

1974, in the meaning defined above

Rhymes for fan base

• abase
• airspace
• apace
• backspace
• biface
• birthplace
• blackface
• boldface
• bookcase
• braincase
• briefcase
• carcase