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.
a chattering or flighty, light-headed person.
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
in baseball sense, first recorded 1908, from run + down. Meaning "list of entries in a horse race and the odds" is from 1935; slang sense of "summary, account, list of information or facts" is from 1945.