Turn Switch Sth I Meaning Start Machine Appliance

Meaning: to start a machine or an appliance by pressing a button or flicking a switch

• turn on sth As soon as they get home from school, most kids grab some sweets or snacks and turn on the TV. No wonder so many get fat!
  
  
• turn sth on The first thing I do when I get to the office is turn my computer on.
  
  

Nouns often used as objects with turn on: light, computer, television, phone, heater, air conditioner, engine, motor