Merriam-Webster's Collegiate® Dictionary, 11th Edition
HALTER
I. noun
Etymology: Middle English, from Old English hælftre; akin to Old High German halftra halter, Old English hielfe helve Date: before 12th century
1. a rope or strap for leading or tying an animal, a headstall usually with noseband and throatlatch to which a lead may be attached, a rope for hanging criminals ; noose , a woman's blouse or top that leaves the back, arms, and midriff bare and that is typically held in place by straps around the neck and across the back,
II. transitive verb (haltered; haltering)
Date: 14th century
1. to catch with or as if with a halter, hang , to put restraint upon ; hamper