toss up

IPA/ˈtɒs.ʌp/
IPA/ˈtɑːs.ʌp/

toss up — noun

1. A race, election, game, or decision where two possible results are equally likel

1.名詞B2
釋義

A race, election, game, or decision where two possible results are equally likely, making the outcome impossible to predict ahead of time.

例句

The election was a toss-up between Baraka and the incumbent until the votes were counted.

toss-up + between [person] and [person]

For Diego, choosing between the two universities was a toss-up until he visited both campuses.

同義詞
  • coin flip

    more informal; suggests pure chance rather than balanced probability

  • even chance

    less idiomatic; used in neutral probability statements

  • fifty-fifty

    more informal; often used in sports or betting contexts

反義詞
  • sure thing

    opposite meaning — outcome is certain, not uncertain

文法句型

a toss-up

be a toss-up

toss-up between [noun] and [noun]

用法筆記

Always used with the indefinite article 'a'. Cannot be used with a number or in the plural (*two toss-ups). This sense typically follows linking verbs such as 'be' or 'remain'.

常見錯誤

The race was a toss-up between three runners.
The race was a toss-up between the two runners.
💡A toss-up specifically involves two equally likely options, not three or more.