mǔ​zhǐ

big toe

拇指 mǔ​zhǐ
big toe noun
the innermost and largest digit of the human foot

These shoes are too tight; they make my big toes hurt.

thumb noun
the first, thickest digit of the human hand

He gave a thumbs-up to show his approval.

Frequency

Movie subtitles
6.53 per million appears in 2% of films
Written text
4.55 per million

Sources

Definitions
CC-CEDICT