the first toe on either of the hind legs of a terrestrial vertebrate; in humans, the large inner toe
Origin of halluxModern Latin ; from Classical Latin hallux, hallus, big toe
- The innermost or first digit on the hind foot of certain mammals. The human hallux is commonly called the big toe.
- A homologous digit of a bird, reptile, or amphibian. In birds, it is often directed backward.
Origin of halluxMedieval Latin hallux, blend of Latin allus, hallus, thumb, and Latin hallex, big toe.