[noun] [C] - a time or day by which something must be doneI want the report ready for the three o'clock deadline.There's no way I can meet that deadline.We're working to a tight deadline (= We do not have much time to finish the work).The deadline for applications is May 30th.I'm afraid you've missed the deadline, so your application cannot be considered.
DEADLINE
Meaning of DEADLINE in English
Cambridge English vocab. Кембриджский английский словарь. 2012