What does horse was lean and lank mean in jingle bells?

Answer:
"Lean and lank" refers to the build of the horse. In other words thin and skinny, or simply skin and bones. Lean and lank are synonymous, so they are redundant in this lyric.
First answer by ID1583367384. Last edit by Jodyinvermont. Contributor trust: 0 [recommend contributor recommended]. Question popularity: 1 [recommend question].