a judgment call

a judgment call

  (American)
a decision someone has to make using their own ideas and opinions
Usage notes: In sport, a judgment call is a decision made by an official in a competition using their own opinion of what they have seen.
It's a judgment call - do we go by plane or risk taking the car to the conference.
See also: call, judgment
References in periodicals archive ?
Meanwhile, national chairman of selectors John Inverarity said that calling former Pakistani asylum seeker Fawad Ahmed into the Ashes squad will be a judgment call when the time comes, adding that Ahmed's citizenship was likely to be processed in time for the first Test.