Boy
Definition 1 of 5
Pro Tip 1/2
Age Specific
Usually refers to males under 18; context may extend it to early 20s. His mom picked up the young boy from school.
Pro Tip 2/2
Not Gender Neutral
The term 'boy' is male-specific; 'child' or 'kid' are gender-neutral alternatives. There was a boy and a girl playing in the yard.