Webster's Revised Unabridged Dictionary · 1913

Outré

Outré , adjective

[French, p.p. of outer to exaggerate, from Latin ultra beyond. See Outrage.]

Out of the common course or limits; extravagant{2}; bizarre; outlandish{2}; as, an outré costume.
My first mental development had in it much of the uncommon -- even much of the outré. — E. A. Poe

Also: Outre