To address someone with expressions of kind wishes or recognition upon meeting or arrival. She greeted her guests with a warm smile as they entered the room.
To receive or acknowledge someone or something in a specified way. The news was greeted with cheers from the crowd.
To meet the senses upon first encounter; to be the first thing noticed by someone. A strong smell of coffee greeted him when he opened the kitchen door.
To cry or weep, especially in Scottish or Northern English usage. Stop your greetin' now, laddie; everything will be all right.