sign off

Meanings

Noun

• The closing of a radio or television station's studios and cessation of the broadcasting signal, usually overnight.

Verb

• To log off; to stop using a computer, radio, etc., especially to stop talking.
• To cease broadcasting a radio or television signal, usually at the end of a broadcasting day.
• to give one's official approval to something for which it is needed

Related

Opposite words

• sign on