The Collaborative International Dictionary
Yoke-toed
Yoke-toed \Yoke"-toed`\, a. (Zo["o]l.) Having two toes in front and two behind, as the trogons and woodpeckers.
Wiktionary
yoke-toed
a. (context dated English) Having two toes in front and two behind, as the trogons and woodpeckers do.