English English Wikipedia has an article on:neck gaiterWikipedia a neck gaiter Etymology From neck + gaiter. Noun neck gaiter (plural neck gaiters) A type of neckwarmer that can easily be pulled over the mouth and nose to offer a degree of masking for warmth and (to a limited extent) respiratory droplet suppression (albeit without fine filtration). Hypernyms: neckwarmer, outerwear Coordinate term: gaiter Wikiwand - on Seamless Wikipedia browsing. On steroids.