all-clear
Concise Oxford English Dictionary © 2008 Oxford University Press:
all-clear
▶noun a signal that danger or difficulty is over.
'all-clear' also found in these Oxford entries:
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all-clearConcise Oxford English Dictionary © 2008 Oxford University Press: all-clear ▶noun a signal that danger or difficulty is over. 'all-clear' also found in these Oxford entries:
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