Definition of not for a/one minute
- I did not believe her for a/one minute.
: the 60th part of an hour of time : 60 seconds
: the 60th part of a degree of angular measure
: the distance one can traverse in a minute
: very small : infinitesimal
: of small importance : trifling
: marked by close attention to details
: to make notes or a brief summary of
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