Home › Words › Y › yelmeryelmeryelmer means one who prepares straw for use as thatch.EtymologyFrom yelm + -er.nounOne who prepares straw for use as thatch.e.g.“The roof being formed, or topped-up to a sufficient height, with any inferiour sort of hay, the thatcher and his yelmer go to work.” — 1841, Jefferys Taylor, The Farm, page 149:Definitions & examples from Wiktionary (CC BY-SA 3.0).