winkle /ˈwɪŋkəl/noun 3verb 1forms 3phrases 1 noun3 •A periwinkle or its shell, of family Littorinidae.[…] because the inward Eare is intorted like a winkle-shell, and hangeth as a bell in thee steeple of the body, it easily perceiueth all appulsions of the Ayre. — 1615 •Any one of various marine spiral gastropods, especially, in the United States, either of two species Busycotypus canaliculatus or Busycon carica.There were also found fragments of the winkle (Fulgar carica). — 1912 •(informal, slang) The penis, especially that of a child rather than that of an adult.After all, he didn't want his winkle to get so big it became unruly and unnatural. — 2004 verb1 •Synonym of winkle out (“to acquire or extract with difficulty”). formswinkled · winkling · winkles Phrases with winkle winkle outTo acquire with difficulty, as by thorough scrutiny.