n.
a loop with a running knot which tightens as the rope or wire is pulled, used especially to hang offenders or trap animals.
v.
apply a noose to; catch with a noose.
▸form (a rope) into a noose.
Phrase
- put one's head in a noose
bring about one's own downfall.
Etymology
ME: prob. via OFr. no(u)s from L. nodus ‘knot’.