cover your ass的意思

保護好自己（非正式）

cover your back───遮住你的背

cover your tracks───掩蓋你的行蹤

cover your butt───蓋上你的屁股

cover one's ass───遮住臀部

cover glass───保護玻璃

wave your arms───揮動你的手臂

lower your guard───放松警惕

cross your arms───交叉雙臂

under your nose───在你眼皮子底下，在你面前

Anyway, I just shot that pilot to cover your ass.───不管怎么說，我剛剛為了救你一命殺了那個飛行員。

Moral of the story: when you try to cover your ass, it always comes back to get even with you.───故事的啟示：如果你做了壞事后還想掩蓋，你遲早會遭報應的。

LANCE: No one to cover your ass now, eh Tommy?───斯：湯米，現在沒人罩你了巴？嘿嘿！

I had to lie to the professor to cover your ass.───我為了掩護你騙了教授。

No one to cover your ass now, eh Tommy?───湯米，現在沒人罩你了吧？嘿嘿！

You should know all about that. Anyway, I just shot that pilot to cover your ass.───不管怎么說，我剛剛為了救你一命殺了那個飛行員。

Just play it safe, cover your ass, keep your head down.