To place something so that it is supported by something else: The children put the flowers on a string and made a necklace. Please put the plates on the table.
2. To clothe oneself with something; don something: Don't forget to put on a warm coat. I put my sunglasses on because the sun was too bright.
3. To apply or activate something: I put on the brakes and the car slowed down. Put the emergency brake on when you park on a hill.
4. To assume some style or behavior affectedly: Don't put on that English accent! I put a smile on my face and greeted the customer.
5. To tease or mislead someone: You're putting me on!
6. To tease or mislead by suggesting something is true: They put on that they were hunting for treasure, when they were really just looking for something to do.