sorehead noun4 •A person who has a tendency to be angry or to feel offended.Don't be a sorehead! Forgive, forget and get on with your life. •(US, disapproving) A politician who is dissatisfied through failure, lack of recognition, etc.Officials walked a tightrope because disappointed voters could join or, if need he, form an opposing coalition, and they could cozy up to "soreheads" who were encouraging merger with Chicago. — 2002 •Fowlpox.Sorehead is a prevailing trouble in Hawaii, but I am convinced that much sorehead, if not all of it, can be averted if we keep our chicks off the ground until they are at least three months old. — 1905 •Infection in sheep by the nematode Elaeophora schneideri; elaeophorosis.And sometimes, the bugs themselves are the predators, the killers and consumers of elk. I think of the green-headed horsefly and its bloody conspirator, the sorehead roundworm—Elaeophora schneideri. — 1998 formssoreheads