a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
an extraordinary or unusual thing, person, or event; an exceptional example or instance.
"eccentric person," 1933, U.S. slang, earlier as a type of erratic baseball pitch (1928), from a still earlier name for a type of bowl in cricket (1866), from screw (n.) + ball. Screwball comedy is attested from 1938.