画蛇添足 huà shé tiān zú

DEFINITIONS

  1. lit. draw legs on a snake (idiom); fig. to ruin the effect by adding sth superfluous
  2. to overdo it

CHARACTERS

画 huà a painting, picture, drawing; to draw
蛇 shé snake
添 tiān append, add to; increase
足 zú foot; attain, satisfy, enough