Received with gladness; admitted willingly to the house, entertainment, or company; as, a welcome visitor
If you describe something as welcome, you mean that people wanted it and are happy that it has occurred. This was certainly a welcome change of fortune
To salute with kindness, as a newcomer; to receive and entertain hospitably and cheerfully; as, to welcome a visitor; to welcome a new idea
If you welcome someone, you greet them in a friendly way when they arrive somewhere. Several people came by to welcome me She was there to welcome him home from war The delegates received a welcoming speech by the President. Welcome is also a noun. There would be a fantastic welcome awaiting him back here
giving pleasure or satisfaction or received with pleasure or freely granted; "a welcome relief"; "a welcome guest"; "made the children feel welcome"; "you are welcome to join us