A retort or backtalk; speaking back, often implying disrespect when directed at someone of higher status.
先生に口答えするのはよくないと注意された。
I was told that talking back to the teacher is not good.
子どもが親に口答えをして叱られた。
The child talked back to their parent and was scolded.
あの部下は会議中に上司に口答えして場が悪くなった。
That subordinate talked back to his boss during the meeting and made things awkward.