不羁 bùjī uninhibited Definitions Defs Origin Strokes Stroke Words Sentences Sents 不 bù adverb not Negative adverb used before verbs, adjectives, and other adverbs to indicate negation; also used as a bound-form prefix to form terms with opposite meanings羁 羈 jī nounverb to restrain (bound form) to restrain; to detain; to tie up or bind, as in 羁绊 jībàn or 羁押 jīyā