wake-up call

1 definition found

wake-up call - WordNet (r) 2.1 (2005) :

  wake-up call
      n 1: a warning to take action concerning something that was
           overlooked or neglected; "the bombing was a wake-up call to
           strengthen domestic security"
      2: a telephone call that you request be made a specific time in
         order to wake you up at that time (especially in hotels);
         "she left a wake-up call for 7 a.m."