pollex

n., pl., pol·li·ces (pŏl'ĭ-sēz').
See thumb (sense 1).

[Latin, thumb, big toe.]

(POL-eks)

noun, plural pollices
The thumb.

Etymology
From Latin

Hallux is the equivalent term for the big toe.

Usage
"He caught his thumb between his gun and a sharp rock. It was a nasty cut spurting blood. I said, `Ben, that's it. We've got to get you to a doctor.' "`Heck no, let's get a turkey first,' answered Ben, quickly wrapping his dripping pollex with a handkerchief." — Fred LeBrun, Just Another Turkey Shoot, The Times Union (Albany, NY) Nov 13, 1997.

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The thumb, the first digit of the hand. It consists of two phalanges.

The radial or first digit of the hand; it has only two phalanges and is apposable to the four fingers of the hand. It is present in primates and a few other arborial (scansorial) animals.