winkle

noun

• 1a small herbivorous shore-dwelling mollusc with a spiral shell. Also called periwinkle².

  • Family Littorinidae, class Gastropoda: many genera and species, including the common and edible Littorina littorea

• 2 informal a child’s term for a penis.

verb

• extract or obtain something with difficulty:I swore I wasn’t going to tell her, but she winkled it all out of me