A group of short and smelly people.
Bill: Yo, people back in the 1800's were really short and really smelly.
Ted: Yeah, there were sure a lot of tiny onions back then.
When you find out more and more about someone new in your life who is short, and how they keep surprising you with the different layers to their personality.
As Ben got to know Meg, more and more as time went by, it suprised him how many versatile layers such a small persons personality could have. "What a Tiny Onion" he exclaimed.