sign off

英語（米国） (en-US) 英語（イギリス） (en-GB)

動詞

慣用表現 前置詞onを伴う用法

(idiomatic) To log off; to stop using a computer, radio, etc., especially to stop talking. / (broadcasting) To cease broadcasting a radio or television signal, usually at the end of a broadcasting day.

このボタンはなに？

I'll sign off for the night and finish the rest tomorrow.

詳細

意味（1）

(idiomatic) To log off; to stop using a computer, radio, etc., especially to stop talking.

He finished the conversation and signed off.

詳細

意味（2）

(broadcasting) To cease broadcasting a radio or television signal, usually at the end of a broadcasting day.

Before he signed off the radio station for the night, the disc jockey played the National Anthem.

詳細

意味（3）

(followed by “on”) to give one's official approval to something for which it is needed

Once the vice-president signs off on the project, we can start construction.

詳細

signs off （ 現在形 単数形 三人称 ）

signing off （ 分詞 現在形 ）

signed off （ 分詞 過去形 ）

signed off （ 過去形 ）