bet a dollar to a doughnut

verb

To declare with confidence.

Meanings

verbbet a dollar to a doughnut (third-person singular simple present bets a dollar to a doughnut, present participle betting a dollar to a doughnut, simple past and past participle bet a dollar to a doughnut)

present singular third person bets a dollar to a doughnut · participle present betting a dollar to a doughnut · alternative bet a dollar to a donut · alternative bet dollars to doughnuts · alternative dollars to donuts

  1. figurativelyhumorousmildlyTo declare with confidence.

    I bet a dollar to a doughnut that fellow Lopez sold us out.

    1911, Peter B. Kyne, chapter 19, in Captain Scraggs
    4 more examples

    There's places where a dago-dazzler doesn't cut much ice, but it was dollars to doughnuts that the Sultan'd have a kindly feeling for it when I had Mungo explain that it was from the President of the U. S. A., telling him to treat his Uncle Phineas good and white, and he'd do the same by him some day.

    1917, Walter Alleyne Ireland, Beating 'em to it: Or, The Sultan and the Sausages

    ‘Even if Kong follows, he has to travel overland, and it’s dollars to doughnuts we beat him.’

    1932, Delos W. Lovelace, King Kong, published 1965, page 119

    [S]aying that environmental concerns are a major factor . . . Mr. Mulroney said "you can bet a dollar to a doughnut" that acid rain would feature in the campaign.

    1988 April 25, John F. Burns, “Canada Losing Patience With U.S. on Acid Rain”, in New York Times, retrieved 25 Apr 2015

    I'll bet a dollar to a doughnut Usain Bolt is not the fastest human on the planet.

    2010 September 13, Red Shannon, “The Greatest Athlete Who Never Was”, in Bleacher Report, retrieved 25 Apr 2015

    Synonyms: a pound to a penny, bet a dollar to a dime, bet one's boots, bet one's bottom dollar, bet the farm, take to the bank, Lombard Street to a China orange, wager a dollar to a doughnut

Synonyms & antonyms

Origin

Possibly adapted from bet dollars to buttons and bet dollars to dumplings that appeared in the 1880s, meaning to feel almost certain because the dollars are bet against something nearly worthless and perhaps shaped like the number zero.

Full word history & related roots →
Cite this entry
APA

bet a dollar to a doughnut. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/bet%20a%20dollar%20to%20a%20doughnut

MLA

“bet a dollar to a doughnut.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/bet%20a%20dollar%20to%20a%20doughnut. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “bet a dollar to a doughnut,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/bet%20a%20dollar%20to%20a%20doughnut.

Source: bet a dollar to a doughnut on Wiktionary, CC BY-SA 4.0.