[adj] not conforming to accepted rules or standards; "her unconventional dress and hair style"
[adj] not conventional or conformist; "unconventional life styles"
[adj] not conforming to legality, moral law, or social convention; "an unconventional marriage"; "improper banking practices"
Synonyms
alternative, bizarre, bohemian, devil-may-care, eccentric, far-out, flaky, freakish, freaky, go-as-you-please, improper, irregular, kinky, maverick, offbeat, outlandish, outre, quirky, raffish, rakish, spaced-out, spacey, spacy, unlawful, unorthodox, way-