A child.
A Brussels sprout.
A bean sprout.
A new growth on a plant, whether from seed or other parts.
An edible germinated seed.
To emerge from the ground as sprouts.
To emerge haphazardly from a surface.
To emerge or appear haphazardly
To cause to grow from a seed.
To deprive of sprouts.
To grow from seed; to germinate.
A young person who is not yet a teenager (being less than thirteen years old), but starting to act like one: generally eight to twelve years old.
1994, Mary Manz Simon, How to Parent Your “Tweenager”, page 6
Your eight to twelve year old is in the gray area between early childhood and the teen years. He is a child in the middle—a “tweenager.”