Meaning

noun something (often something deceptively attractive) that catches you unawares

noun a small drum with two heads and a snare stretched across the lower head

noun 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

originFrom Middle English snare, from Old English sneare (“snare, noose”), from Proto-West Germanic *snarhā, from Proto-Germanic *snarhǭ (“a sling; loop; noose”). Cognate with Old Norse snara. Also related to German Schnur and Dutch snaar, snoer.

Etymology from Wiktionary, CC BY-SA 3.0