Jackass is a rude word for a person you find stupid and annoying. You say it when someone is being foolish, loud, or thoughtless on purpose, not when they simply made a small mistake. It is an insult, informal, and too rough for class, for a teacher, or for anyone you need to stay polite with.

Jackass Jackass is a rude word是個粗魯的字 for a person you find stupid and annoying用來罵你覺得又蠢又煩的人 You say it你會這樣說 when someone is being foolish, loud, or thoughtless on purpose當某人故意耍蠢、大聲吵鬧，或不顧別人 not when they simply made a small mistake而不是他們只是犯了個小錯的時候 It is an insult這是個罵人的字 informal很口語 and too rough for class而且對課堂來說太粗魯 for a teacher, or for anyone you need to stay polite with對老師，或對任何你需要保持禮貌的人也是。

The picture underneath is an animal: a jackass is a male donkey (jack for the male, ass for the donkey). Calling a person that is calling them a stupid donkey. English still uses the animal sense in farming talk, but what most learners meet is the insult.

The picture underneath背後的畫面 is an animal是個動物 a jackass jackass就是 a male donkey一頭公驢 (jack for the male, ass for the donkey)（jack指公的，ass指驢子） Calling a person that把一個人這樣叫 is calling them a stupid donkey就是在說他是隻笨驢 English still uses the animal sense英文在農務用語裡 in farming talk還是用這個動物上的意思 but what most learners meet不過大多數學習者遇到的 is the insult是罵人的用法。

A TV show later made jackass familiar as reckless stunt-foolery; that flavour sits on top of the older “foolish person” meaning. There is also a body-part word ass in English; in this compound the old meaning is the donkey, though speakers hear the roughness of both.

A TV show later一部電視節目後來 made jackass familiar as reckless stunt-foolery讓jackass變得跟不要命的整人特技扯上關係 that flavour這種味道 sits on top of the older "foolish person" meaning疊加在較舊的「笨蛋」意思上面 There is also a body-part word ass in English英文裡還有一個身體部位的字ass in this compound在這個複合字裡 the old meaning is the donkey舊的意思是驢子 though speakers hear the roughness of both不過說話的人會同時聽出兩者的粗魯感。