cover-your-ass

US

UK

A2 初級
v.t./i.動詞 (及物/不及物)保護自己免受責備
He sent an email to cover-your-ass in case things went wrong.
n. (c./u.)名詞 (可數/不可數)保護自己的文件或行動
The memo was pure cover-your-ass.