english
1
general::
At the latest possible moment or opportunity. For example, Jim couldn't get a reservation because he had called at the last minute. Also see AT THE LATEST; ELEVENTH HOUR.
American Heritage Idioms
2
general::
Phrase(s): at the last minute Fig. at the last possible chance; in the last few minutes, hours, or days. (Often an exaggeration.) • Please don’t make reservations at the last minute. • Why do you ask all your questions at the last minute?
McGrawhill's American Idioms And Phrasal Verbs