Be functioning (of machines)
Meanings
- Be functioning (of machines) (intransitive, International English)
- Take place (intransitive, International English)
- drugs, especially when they affect the person badly (inseparable, International English)
- game, performing very well (inseparable, International English)
Examples
- The computer IS ON.
- He IS ON anti-depressants and has become very difficult to please.
- He IS really ON right now- three goals in five minutes!