What is the meaning of 毛?

hair, fur

1. animal fur
2. human hair
3. bird feathers
4. wool

animal fur

human hair

bird feathers

wool

one thousandth

1. one thousandth of a 寸 (sun) (approximately 0.0303 mm)
2. one thousandth of a 匁 (monme) (exactly 3.75 mg)
3. one thousandth of a 割 (wari) (0.01 percent)

one thousandth of a 寸 (sun) (approximately 0.0303 mm)

one thousandth of a 匁 (monme) (exactly 3.75 mg)

one thousandth of a 割 (wari) (0.01 percent)

one hundredth of a 銭 (sen)

hair, fur

Source: wiktionary.org