English

Definition of the unthinkable noun from the Oxford Advanced Learner's Dictionary

 

the unthinkable

 noun
noun
BrE BrE//ði ˌʌnˈθɪŋkəbl//
 
; NAmE NAmE//ði ˌʌnˈθɪŋkəbl//
 
[singular]
 
jump to other results
a thing that is impossible to imagine or accept Suddenly the unthinkable happened and he drew out a gun. The time has come to think the unthinkable (= consider possibilities that used to be unacceptable).