종이에 글을 쓰기 편하도록 일정한 간격으로 평행한 선이 그어져 있는.
Having parallel straight lines printed on it, especially paper used for writing.
예문:
"The teacher handed out ruled sheets for the final exam."
"I bought a pack of ruled index cards for my presentation."
"She preferred a ruled notebook over a blank one to keep her notes organized."