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Definitions

odds-on

[odz-on, -awn] / ˈɒdzˈɒn, -ˈɔn /
ADJECTIVE
irrefutable
Synonyms
STRONGEST
indisputable ironclad unassailable undeniable
WEAK
accurate apodictic can bet on it certain double-checked evident final inarguable incontestable incontrovertible indubitable invincible irrebuttable irrefragable irresistible nof ifs ands or buts obvious positive proven set sure unanswerable unimpeachable unquestionable
Antonyms
STRONGEST
disputable indefinite
WEAK
doubtful dubious questionable refutable uncertain
ADJECTIVE
likely
Synonyms
STRONGEST
acceptable expected fair feasible inclined possible prone reasonable
WEAK
achievable anticipated assuring attainable believeable conceivable conjecturable credible destined disposed favorite given to imaginable in favor of in the cards in the habit of inferable liable on the verge of ostensible plausible practicable predisposed presumable promising rational seeming subject to supposable tending thinkable true up-and-coming verisimilar workable
Antonyms
STRONGEST
impossible unlikely unreasonable
WEAK
implausible inapt unforeseeable
ADJECTIVE
probable
Synonyms
STRONGEST
apparent credible feasible plausible possible presumed reasonable
STRONG
mortal rational
WEAK
believable earthly illusory in the cards most likely ostensible presumable seeming
Antonyms
STRONGEST
implausible impossible improbable inconceivable unbelievable unlikely unreasonable
NOUN
bet
Synonyms
STRONGEST
betting chance long shot odds pledge risk speculation stake venture wager
STRONG
action ante hazard lot lottery parlay play plunge pot raffle shot sweepstakes uncertainty
WEAK
down on random shot shot in the dark
Antonyms
STRONGEST
certainty
NOUN
wager
Synonyms
STRONGEST
bet
STRONG
action ante challenge chunk flyer gamble handle hazard hedge hunch parlay play pledge plunge pot risk stake toss-up venture
WEAK
fifty-fifty fighting chance long shot outside chance
Antonyms
STRONG
certainty proof protection reality safeguard safety surety

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Odds-on favourite Jonbon won the Melling Chase on day two of the Grand National meeting at Aintree.

From BBC • Apr. 4, 2025

Odds-on favorites are columnists Bill Plaschke and Dylan Hernández, and TV college basketball commentator Bill Walton.

From Los Angeles Times • Mar. 24, 2023

Gone by: Odds-on favorite to the the first overall pick, but far from a lock.

From Seattle Times • Apr. 24, 2022

Outlook: Odds-on favorite to be No. 1 overall pick.

From Washington Times • Apr. 20, 2017

Odds: Odds-on Lieutenant Kevin Burris For: He’s the Dudley Smith of the series, a sharp-suited corrupt cop who always seems to be in the right place at the right time.

From The Guardian • Aug. 7, 2015