不上算 bùshàngsuàn not worthwhile 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上算 shàngsuàn worthwhile profitable; worth the cost; not losing out in a deal