covert

英 ['kʌvət; 'kəʊvɜːt] 美['kovɝt]

• n. 隐藏处；树丛；蔽覆羽翮基部的羽毛
• adj. 隐蔽的；隐密的；偷偷摸摸的；在丈夫保护下的
• n. (Covert)人名；(英)科弗特

1. a flock of coots

2. a covering that serves to conceal or shelter something;

"they crouched behind the screen"

"under cover of darkness"