Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A signal, usually by siren, that an air raid is over or a danger has passed.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun a signal that danger, such as an air raid, is over; usually a siren at a single pitch
  • noun permission to proceed after obstacles have been removed

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a signal (usually a siren) that danger is over
  • noun permission to proceed because obstacles have been removed

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

all + clear

Examples

    Sorry, no example sentences found.

Comments

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