Home › Words › P › poshenposhen/pɒʃən/poshen · verb — to make or become posh, to posh up.Definition from Wiktionary (CC BY-SA 3.0).Among words judged in Lexicurio's Arena, poshen ranks #16,852 of 42,858 for Qualifying.poshen is pronounced /pɒʃən/.EtymologyFrom posh + -en.verbTo make or become posh, to posh upDefinitions & examples from Wiktionary (CC BY-SA 3.0).