/ ɪkˌstrɔːdɪˈneə(r); NAmE ɪkˌstrɔːrdɪˈner/ adjective
(from French , approving , often humorous ) used after nouns to say that sb is a good example of a particular kind of person :
Houdini, escape artist extraordinaire
••
WORD ORIGIN
1940s: French , extraordinary .