allclear

Warren waved down at the troops charging up the hill with their swords drawn, signaling the allclear.

Men Don't Leave Me 2010

-- Poul Anderson vi THE NIGHT FACE TmQuetzal did not leave orbit and swing toward the planet until she got an allclear from the boat which had gone ahead to make arrangements.

do you ever read writing? Peter DeWolf 2010

There was no Japanese response to what appeared to be an isolated reconnaissance flight — the allclear siren had already sounded after the uneventful departure of another plane, one that was checking the weather in advance of the atomic attack.

'The Bomb: A New History' 2009

“Clearly” is only used where the proposition is not at allclear.

The Volokh Conspiracy » A Phrase Judges Should Probably Avoid: 2007

“Clearly” is only used where the proposition is not at allclear.

The Volokh Conspiracy » A Phrase Judges Should Probably Avoid: 2007

If it wasn’t, then you’re either suggesting those refugees should have contented themselves with living in that repressive and murderous regime or you’re suggesting something which is not at allclear.

The Volokh Conspiracy » Gary Kasparov on Putin’s Russia and the Godfather: 2007