To sass someone is to talk back in a rude, sharp way — usually to a parent, a teacher, or someone else you are supposed to show respect. It is informal, and you hear it a lot in American English.

To sass someone對某人sass是 is to talk back in a rude, sharp way用無禮、尖銳的方式頂嘴 — usually to a parent, a teacher, or someone else you are supposed to show respect通常是對父母、老師，或其他你應該尊敬的人. It它 is是 informal一個口語用法, and而且 you你 hear it a lot會很常聽到 in American English在美式英文裡.

You can use it as a verb (“Don’t sass me”) or as a noun (“Don’t give me that sass”). It is not a swear word, but it is not polite.

You你 can use it可以當動詞用 as a verb ("Don't sass me"「Don't sass me」), or或者 as a noun當名詞用 ("Don't give me that sass"「Don't give me that sass」). It它 is not是不 a swear word一個髒字, but不過 it它 is not是不 polite有禮貌的.

Grown-ups often say it when a child answers with a bold mouth. Though actually, among friends “she’s got sass” can even sound like a compliment: she is not quiet, she speaks up.

Grown-ups大人 often常常 say it會這樣說 when a child answers with a bold mouth當小孩用大膽的口氣回話的時候. Though actually不過實際上, among friends在朋友之間, "she's got sass"「she's got sass」 can even sound like a compliment甚至可能聽起來像稱讚: she她 is not quiet不是安靜的人, she她 speaks up會直接說出來.

The older word behind it is sauce, in the old sense of “cheek,” not the thing you pour on food.

The older word behind it它背後比較舊的字 is是 sauce這個字sauce, in the old sense of "cheek,"取它古時候「放肆、嘴賤」的意思 not不是 the thing you pour on food你淋在食物上的那種醬.