be a toss-up

To be a situation in which the outcome cannot be predicted or a decision between two things is very close. I don't know which team will win. Both have done so well this season that it's a toss-up. Should I take the entry level position, or go back to school? It's really a toss-up in my mind.

Farlex Dictionary of Idioms.

be a toss-up

COMMON People say that something is a toss-up when they think that two things are equally likely to happen or be chosen. She might go to Scapa. Or Rosyth. It's a toss-up really. They said it's a toss-up whether oil prices will go up or down over the days ahead. Note: When you toss a coin, there is an equal chance that the coin will land heads or tails.

Collins COBUILD Idioms Dictionary, 3rd ed.

be a ˈtoss-up (between A and B)

(informal, especially British English) be a situation in which either of two choices, results, etc. is equally possible: ‘Have you decided on the colour yet?’ ‘It’s a toss-up between the blue and the green.’

This expression refers to tossing a coin in order to make a decision about something.

Farlex Partner Idioms Dictionary

See also:

be careful what you wish for(, it might (just) come true)
it ain't over till/until it's over
it's not over till it's over
reckon upon (someone or something)
it's not over till/until the fat lady sings
it ain't over till/until the fat lady sings
it ain't/it's not over till the fat lady sings
it isn't over till the fat lady sings
it isn't over till/until the fat lady sings
it isn't over until the fat lady sings

词组	be a toss-up
释义	be a toss-up be a toss-up To be a situation in which the outcome cannot be predicted or a decision between two things is very close. I don't know which team will win. Both have done so well this season that it's a toss-up. Should I take the entry level position, or go back to school? It's really a toss-up in my mind. Farlex Dictionary of Idioms. be a toss-up COMMON People say that something is a toss-up when they think that two things are equally likely to happen or be chosen. She might go to Scapa. Or Rosyth. It's a toss-up really. They said it's a toss-up whether oil prices will go up or down over the days ahead. Note: When you toss a coin, there is an equal chance that the coin will land heads or tails. Collins COBUILD Idioms Dictionary, 3rd ed. be a ˈtoss-up (between A and B) (informal, especially British English) be a situation in which either of two choices, results, etc. is equally possible: ‘Have you decided on the colour yet?’ ‘It’s a toss-up between the blue and the green.’ This expression refers to tossing a coin in order to make a decision about something. Farlex Partner Idioms Dictionary See also: be careful what you wish for(, it might (just) come true) it ain't over till/until it's over it's not over till it's over reckon upon (someone or something) it's not over till/until the fat lady sings it ain't over till/until the fat lady sings it ain't/it's not over till the fat lady sings it isn't over till the fat lady sings it isn't over till/until the fat lady sings it isn't over until the fat lady sings
随便看	hindsight is (always) 20/20 hind tit hinge hinge on hinge (up)on (someone or something) hinky hint hint at hint at (something) hint for hint for (something) hint (something) to (someone) hint to hip hipe Hip, hip, hooray! Hip, hip, hurrah! hi pot, meet kettle hippie hippy hip-shooter hipster hip to hip to (someone or something) hire