Hallux (9.15.2009)

Definitions of hallux on the Web:

• big toe: the first largest innermost toe
  wordnetweb.princeton.edu/perl/webwn

• The hallux, commonly referred to as the big toe (also as great toe or thumb toe), although it may not be the longest toe on the foot of some ...
  en.wikipedia.org/wiki/Hallux

• The big toe
  en.wiktionary.org/wiki/hallux

• The great toe; hallucis "of the great toe."
  investor.zimmer.com/glossary.cfm

• A hallux, or dewclaw, is a functionless claw that doesn't hit the ground. Some dinosaurs had dewclaws. HALTICOSAURUS (pronounced HALL-tik-oh-SAWR-us) Halticosaurus (meaning "leaping lizard") was a late Triassic dinosaur from about 222 million years ago. ...
  www.enchantedlearning.com/subjects/dinosaurs/glossary/indexh.shtml

• The first digit or "big toe" of a bird's foot. In the Purple Martin, as in most species of birds, the hallux is the hind toe, and opposes the three others that point forward. But not all families of birds have four toes and some groups lack a hallux altogether.
  purplemartin.org/main/Terminology.html