wanky adjective3 •(slang, vulgar) Like a wanker; foolish or objectionable.I do feel like a bit of a jealous wanky idiot. — 2007 •(slang, vulgar) Pretentious.Must always have a worse time than me at parties. Must hate parties, students, arty wankers, wanky art students, parties with wanky art students. — 1993 •(slang, vulgar) Involving or relating to fanwank. formswankier · wankiest