1. Something (often something deceptively attractive) that catches you unawares Noun
2. A small drum with two heads and a snare stretched across the lower head Noun
3. 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 Noun
4. Strings stretched across the lower head of a snare drum; they make a rattling sound when the drum is hit Noun
5. A trap for birds or small mammals; often has a slip noose Noun