adj. 25B6; adjective (informal) UNCONVENTIONAL, unorthodox, unusual, eccentric, idiosyncratic, outré, strange, bizarre, weird, peculiar, odd, freakish, outlandish, out of the ordinary, Bohemian, alternative, left-field, zany, quirky; informal wacky, freaky, way-out, off the wall, kooky, oddball.
conventional.