A person who is loved, especially in a romantic or affectionate way. He always calls her his sweetie, and it makes her smile every time.
A term of endearment used to address someone affectionately. Come here, sweetie, and let me help you with that.
A small piece of candy or confectionery. She offered him a sweetie from the jar on her desk.
A person regarded as kind, thoughtful, or helpful. Thanks for bringing me lunch—you're a real sweetie.