winkle

Short definition from Wiktionary

Noun

1. 1
   A periwinkle or its shell, of family Littorinidae.
2. 2
   Any one of various marine spiral gastropods, especially, in the United States, either of two species Busycotypus canaliculatus or Busycon carica.
3. 3
   The penis, especially that of a child rather than that of an adult.

Verb

1. 1
   Synonym of winkle out (“to acquire or extract with difficulty”).

Proper noun

1. 1
   A surname.