Dictionary Definition :
Definition[1]
:
(or 三事衣) A term for a monk's robe of five, seven, or nine patches.
Source
:
A Dictionary of Chinese Buddhist Terms, William Edward Soothill and Lewis Hodous
Definition[2]
:
(衣服)又曰三事衣。言五條七條九條之三衣也。禪林之語。
Source
:
丁福保《佛學大辭典》