at a moment's notice

Related to at a moment's notice: at first, come in handy, take account of, stand a chance, so much for, bevy of beauties, be damned

at a moment's notice

With little time to prepare; immediately and at any time. Firefighters need to be able to spring into action at a moment's notice. I can't give a speech at a moment's notice!
See also: notice
Farlex Dictionary of Idioms.

at a moment's notice

 and on a moment's notice
with very little advance notice; with just a little bit of warning. They are always asking us to produce reports at a moment's notice.
See also: notice
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • any day
  • any time means no time
  • against time
  • against the clock
  • any time
  • (it's) time to run
  • before last
  • anytime
  • be in time (with someone or something)
  • (it's) time to push along