n. a surgical instrument consisting of wire hoop that can be drawn tight around the base of polyps or small tumors to sever them; used especially in body cavities
n. strings stretched across the lower head of a snare drum; they make a rattling sound when the drum is hit
n. a trap for birds or small mammals; often has a slip noose
n. 陷阱, 诱惑, 圈套
vt. 以陷阱捕获, 诱惑