far out
adjective
informal
some club owners thought our music was too far out:
unconventional, unorthodox, unusual, nonconformist, individual, individualistic, idiosyncratic, quirky, out of the ordinary;
weird, bizarre, outlandish, freakish;
avant-garde, innovative, groundbreaking, radical, bohemian, extreme, esoteric;
French outré;
informal way out, offbeat, left-field, oddball, wacky, off the wall.
▷antonyms conventional.
far out Oxford Dictionary of English