The kanji 寸 primarily represents a unit of measurement, specifically a short length or a small amount. It often refers to an inch, or a similar unit in East Asian measurement systems. It can also imply a small degree or portion of something.

・On-yomi (音読み): スン (sun) ・Kun-yomi (訓読み): すん (sun) - This is also often used to represent the unit of measurement itself.

⚫︎ 寸前 (sunzen) Translation: Just before; on the verge of. ⚫︎ 一寸 (issun) Translation: One inch; a little bit. ⚫︎ 寸志 (sunshi) Translation: A small gift; a token of appreciation. (It implies a small amount of money or something of similar value)

The kanji 寸 is a pictograph. It depicts a hand with a line indicating a unit of length that can be measured by fingers, representing a small amount. The line through the middle is a simplified way of showing the tip of the hand, indicating a small measure of length, which is a finger width, or inch.