campaign button

noun

1. a disk-shaped pin worn by a supporter of a political candidate, usually bearing the name of the candidate and often a slogan or the candidate's picture.

Word History and Origins

Origin of campaign button¹

An Americanism dating back to 1895–1900

Example Sentences

A campaign button on his lapel showed him in a smile and a suit, and advertised his name and lever.

From The Daily Beast

Stealthily his hand moved to his ticking shirt and removed the campaign button.

From Project Gutenberg