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after (someone or something)
1. To follow someone or something in a sequential manner. B comes after A in the alphabet. Karen was in line first, so you can go on the ride after her.
2. To pursue someone or something. Todd seemed pretty upset when he ran out, so I'll go after him and see how he's doing. Sarah's always been one to go after her dreams, so I'm not surprised she's such a successful businesswoman now.
A set phrase that politely urges another person to do something first. When they both reached the entrance at the same time, the man held the door open and said, "After you." Oh, you can bowl first—after you.
Please go ahead of me.; Please pass through ahead of me. Bob stepped back and made a motion with his hand indicating that Mary should go first. "After you," smiled Bob.