wanky in English dictionary wanky Meanings and definitions of "wanky" (UK, Australian, New Zealand, slang) Like a wanker; foolish or objectionable. (UK, slang) Pretentious. adjective (Britain, Australia, New Zealand, slang, vulgar) Like a wanker; foolish or objectionable. adjective (Britain, slang, vulgar) Pretentious. more Grammar and declension of wanky wanky ( comparative wankier, superlative wankiest) wanky (comparative wankier, superlative wankiest) more Sample sentences with "wanky" Declension Stem Try again Authors