1. a Chinese foot
2. one-third of a meter
3. a ruler
4. a tape-measure
5. one of the three acupoints for measuring pulse in Chinese medicine

classifiers: 支, 把

1. (archaic) agate
2. (bound form) standard weight used with a balance scale
3. number
4. (computing) code
5. (clothing) size
6. yard (unit of length)
7. (coll.) kilometers per hour (informal misuse of "yard" to mean kph in speed references)
8. (coll.) to pile up; to stack
9. classifier for matters, items, situations etc (esp. when indicating whether they are the same or different, as in 不是一码事 bùshìyīmǎshì "not the same thing")
10. (Tw, HK) (finance) unit of 25 basis points (i.e. a 0.25% change in interest rate)