Read Edit View history 信以为真 xìnyǐwéizhēn believe Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 信以为真/ 信以為真 xìnyǐwéizhēn believe idiom · to take something to be true 他竟然把那句玩笑话信以为真了。 Edit Delete References Add reference No references for this word.