E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
More silent than Amycl. The inhabitants of Amyclæ were so often alarmed by false rumours of the approach of the Spartans, that they made a decree no one should ever again mention the subject. When the Spartans actually came against the town, no one durst mention it, and the town was taken.