Home › Words › U › undervestundervestundervest · noun — vest (worn underneath a shirt).Definition from Wiktionary (CC BY-SA 3.0).Among words judged in Lexicurio's Arena, undervest ranks #36,052 of 42,858 for Qualifying.EtymologyFrom under- + vest.nounvest (worn underneath a shirt)Definitions & examples from Wiktionary (CC BY-SA 3.0).