A2
said as a greeting to someone arriving at a place
Dictionary examples:
Welcome to English class! Today we'll learn 1000 words! (0.0)
Welcome to our cooking class! Who wants to order pizza? (0.0)
Welcome to our pizza party! Hope you like pineapple! (0.0)
Welcome to Houston. (24.1)
Welcome home/back - we've missed you! (30.8)
Welcome - please come in. (44.2)