put back

fe’l verb

1. To return something to its original place. He carefully put the vase back on the shelf.
2. To postpone an arranged event or appointment. The meeting has been put back to 5.00 pm.
3. To drink fast; to knock down alcohol. You'll need to put that drink back quickly; it's very nearly closing time.
4. To change the time in a time zone to an earlier time. Don't forget that this Sunday we put the clocks back an hour.