The word “head” refers to the uppermost body part of a human body, above the neck. This term is often used figuratively to mean many different things, including “top,” “first,” “beginning,” “source,” and other concepts.
* The expression “heads of grain” refers to the top part of wheat or barley plants that contains the seeds. Similarly, the expression “head of a mountain” refers to the top part of the mountain.
* Often the term “head” refers to the most important person in a group or to a person who is in authority over others. For example, the phrase “You have made me the head over nations” means “You have made me the ruler…” or “You have given me authority over….”
* The expression “will be on his own head” could be translated as “will be on him” or “he will be punished for” or “he will be held responsible for” or “he will be considered guilty for.”