throw one's hat in the ring

throw (one's) hat in(to) the ring

To announce that one is going to be competing with others, especially in a political election. I'm thinking about throwing my hat in the ring for class president! As has been widely predicted, yesterday the governor threw his hat into the ring for the presidential election next year.
See also: hat, ring, throw
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

throw one's hat in the ring

Also, toss one's hat in the ring. Announce one's candidacy or enter a contest, as in The governor was slow to throw his hat in the ring in the senatorial race. This term comes from boxing, where throwing a hat in the ring formerly indicated a challenge; today the idiom nearly always refers to political candidacy. [c. 1900]
See also: hat, ring, throw
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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References in periodicals archive ?
Although today it usually applies to candidates for political posts, the term to throw one's hat in the ring comes from the early days of boxing when a hat tossed into the ring was a challenge to a fighter.
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