/ ˈstjuːpə(r); NAmE ˈstuː-/ noun
[ sing. , U ] a state in which you are unable to think, hear, etc. clearly, especially because you have drunk too much alcohol, taken drugs or had a shock :
He drank himself into a stupor.
a drunken stupor
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WORD ORIGIN
late Middle English : from Latin , from stupere be amazed or stunned.