Origin: before 900; 1930–35 for def. 8;Middle English kene,Old English cēne; cognate with German kühn,Old High German chuoni bold, Old Norse kœnn wise, skillful
an extraordinary or unusual thing, person, or event; an exceptional example or instance.
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.