One of the mysteries of the English language finally explained.
1A person's head likened to a potato, either in appearance, as being large, bald, ugly, etc., or as implying stupidity.
2A person whose head is likened to a potato; a stupid person, a fool. Also: a person from an area known for the cultivation of potatoes, especially Ireland; (hence) an unsophisticated person from a rural area; a country bumpkin, a hick.
3Originally US"Mr (also Mrs) Potato Head"noun and variants (a) (a trademark for) a children's toy consisting of plastic features, limbs, etc., intended to be stuck into a potato (or, in later use, a potato-shaped plastic body); (b) depreciative (a name for) a person regarded as ugly, peculiar-looking, or stupid.
Early 18th century. From potato + head.
potato head/pəˈteɪtəʊ ˌhɛd/
In this article we explore how to impress employers with a spot-on CV.