change the position of one's body when lying down so that one is facing in the opposite direction

Tess turned over and smiled as she met his eyes

(of an engine) start or continue to run properly

the engine turned over when we tried it with the starter handle

(of a business) have a turnover of a specified amount

last year the company turned over £12 million

change to another channel while watching television

I turned over to watch the debate

rob a place

what about that girl's bedroom that got turned over?