Home › Words › N › noseweightnoseweightnoseweight means the vertical downward force that a trailer or caravan exerts on the tow vehicle's towball.EtymologyFrom nose + weight.nounThe vertical downward force that a trailer or caravan exerts on the tow vehicle's towball.e.g.“If a block is used, it will be necessary to drill seven or eight ¼-in. holes down from the top, almost right through, which can later be filled with lead shot for noseweight.” — 1970, Vic Ernest Smeed (illustrator), The Pegasus Book of Model Making, page 109:Definitions & examples from Wiktionary (CC BY-SA 3.0).