be caught flat-footed 隙、意表を突かれる 5:05 Hawaii was caught flat-footed. ハワイは（災害時にサイレンが作動しない防災対策上の）虚を突かれた。
Anger in Hawaii over government response to fires, as death toll rises | DW News
0;39 Anthony was caught flat-footed, and with his pants down. アンソニーさんは質問をされて答えに窮してしまった。
Christmas present dash
1:41 a lot of tech companies were caught with their pants down, after the Snowden revelations, and they were flat-footed. アップルが新製品にセキュリティー強化を盛り込んだのは、エドワード・スノーデンの国家機密漏洩事件で、多くのテクノロジー関連会社が不意を突かれ、対処の手立てがなかったからだ。
Apple's Privacy Letter: 3 Takeaways
