Other forms: redheads
A redhead is somebody with red hair. A natural redhead, redheads and freckles, she is a redhead.
Red hair comes from a variant of one gene and needs a copy from each parent, which is why it can skip generations entirely. Scotland and Ireland have the highest proportion anywhere, at around one person in ten.
1nounredheadSomebody with red hair.
“She's the only redhead in a family of dark-haired people.”
redhead is a person.
Red plus head, a compound naming a person by a feature, like blackbird.
Bahuvrihi compound of red + head.
Etymology from Wiktionary, CC BY-SA