far out
adjective
• unconventional or avant-garde.
• "a far-out psychic technique"
Similar:
unconventional,
unorthodox,
unusual,
nonconformist,
individual,
individualistic,
idiosyncratic,
quirky,
out of the ordinary,
weird,
bizarre,
outlandish,
freakish,
avant-garde,
innovative,
groundbreaking,
radical,
bohemian,
extreme,
esoteric,
outré,
way out,
offbeat,
left-field,
oddball,
wacky,
off the wall,