(one's) (hand)writing is like chicken scratch

(one's) (hand)writing is like chicken scratch

One's handwriting is very poor, messy, and illegible, likened to the marks made in the dirt by a chicken. I can't understand these notes at all, your handwriting is like chicken scratch!
See also: chicken, like, scratch
Farlex Dictionary of Idioms.
See also:
  • handwriting
  • have (hand)writing like chicken scratch
  • have a hand like a foot
  • a hand like a foot
  • boiling point
  • bloom of youth
  • a change of tack
  • broom closet
  • closet
  • speak the same language, to