Prior to adulthood, a male human is referred to as a boy (a male child or adolescent). Like most other male mammals, a mans genome usually inherits an x chromosome from the mother and a y chromosome from the father. The male fetus produces larger amounts of androgens and smaller amounts of estrogens than a female fetus.
In ingrid sewards brilliant new biography, we see how such a man of action coped with having to spend the next 70 years of his life walking two steps behind his wife. His reaction was to create a role for himself, modernising the monarchy, campaigning to protect the environment, supporting the sciences and engineering, and inspiring the young through the duke of edinburgh awards.
A man of his word a man who can be expected to keep or follow through with his promises or intentions a truthful, trustworthy, or reliable person.
Man definition is - an individual human especially an adult male human.