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Pronunciation varies by accent · adjective
(chiefly gambling) That cannot or should not be backed, or supported in a contest, especially because the odds are unreasonably low..
an unbackable racehorse
Use unbackable when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Unbackable means (chiefly gambling) That cannot or should not be backed, or supported in a contest, especially because the odds are unreasonably low..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
an unbackable racehorse
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