banchecommon nounverbSyllable DecompositionbancheEtymologyexpandcollateral form of banc, see banco and banca in Italian. Etymological equivalent of banque borrowed from Italian.Definitions1. Bank of clayey marl.géologieexpand2. Formwork element with a skin that can be made of wood, composite, or metal, used to construct reinforced concrete walls (or panels) and also rammed earth.maçonnerieexpandLes coffrages sont particulièrement soignés et calepinés (banches et écarteurs) pour obtenir une finition parfaitement lisse.3. Bank of soft and smooth rocks in the sea, soft and layered stone, clay hardened by the sea.flags.vieilliflags.désuetmarineexpandPluralbanchesSee alsobanche (v.) banches (v.) bancher (v.)