杠刀

Traditional form:

槓刀

Pinyin (reading):

gàngdāo

Definitions:

• to sharpen a knife (or razor etc)

Characters:

• 杠 - pole, bar; lever, crowbar
• 刀 - knife; old coin; measure

Traditional characters:

• 槓 - pole, bar; lever, crowbar
• 刀 - knife; old coin; measure