settlesettlesettlessettledsettlingverb (settles, settling, settled)1to decide something after talking with somebody; to end a discussion or an argument: That's settled then, we'll go on Monday. Have you settled your argument with Rajit?2to go to live in a new place and stay there: Ruth left England and settled in America.3to come down and rest somewhere: The bird settled on a branch.4to pay something: Have you settled your bill?settle down1to sit down or lie down so that you are comfortable: I settled down in front of the television.2to become calm and quiet: The children settled down and went to sleep.3to begin to have a calm life in one place: When are you going to get married and settle down?settle into start to feel happy in a new place: We only moved to this flat last week and we haven't settled in yet.