Wee Wil‧lie Win‧kie /ˌwiː ˌwɪli ˈwɪŋki/
a character in a
nursery rhyme (=an old song or poem for young children) who runs through the town wearing his
nightgown (=a loose dress worn in bed):
Wee Willie Winkie runs through the town,/Upstairs and downstairs in his nightgown. [TahlilGaran] Dictionary of Contemporary English ▲