from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A telephone call that one requests to occur at a specific time in order to be woken up, especially in a hotel.
- n. A sign or warning that alerts one to negative or dangerous behavior or circumstances: "Her personal life was spiraling out of control . . . and her brush with death came as a wake-up call” ( Geraldine Fabrikant).
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A telephone call to awaken someone at a certain time, especially one requested by the person while staying at a hotel.
- n. An alert, reminder, or call to action caused by a dramatic event.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a warning to take action concerning something that was overlooked or neglected
- n. a telephone call that you request be made a specific time in order to wake you up at that time (especially in hotels)
wake-up + call (Wiktionary)