mon|stre sa|cré

mon|stre sa|cré «mon struh sa KRAY», plural mon|stres sa|crés «mon struh sa kray».

a celebrity whose eccentric or unconventional behavior is excused or admired by the public: »

Picasso [was] as much of an individualist and a monstre sacré as Cocteau himself (Saturday Review).

╂[< French monstre sacré (literally) sacred monster]