舞文弄墨

1. • to display one's facility with words

     idiom

2. • to show off one's literary skills
3. • to pervert the law by playing with legal phraseology (墨 mò was a reference to 绳墨 shéngmò)

     original meaning

Character by character

• 舞(wǔ)dance
• 文(wén)surname Wen
• 弄(nòng)do
• 墨(mò)surname Mo