Dictionary.net

• a bandage consisting of a strip of cloth split in two on both ends; the central part is placed under the chin to restrict motion of the mandible and the tails are tied over the top of the head

2006 - WordNet 3.0
By Princeton University

• a bandage consisting of a strip of cloth split in two on both ends; the central part is placed under the chin to restrict motion of the mandible and the tails are tied over the top of the head

2011 - English Dictionary Database
By DataStellar Co., Ltd