手舞足蹈

1. • lit. to move one's hands and feet about (idiom)
2. • fig. to dance about
3. • to express one's feelings in body language
4. • to gesture animatedly
5. • involuntary movements of the limbs

     TCM

Character by character

• 手(shǒu)hand
• 舞(wǔ)dance
• 足(zú)foot
• 蹈(dǎo)tread on