Found 2 items, similar to Thiller.
English → English (WordNet) Definition: thill thill n : one of two shafts extending from the body of a cart or carriage on either side of the animal that pulls it
English → English (gcide) Definition: Thiller Thiller \Thill"er\, n. The horse which goes between the thills, or shafts, and supports them; also, the last horse in a team; -- called also thill horse. [1913 Webster]