LEARNit Dictionary
blue pages
noun
/ˌbluː ˈpeɪdʒɪz/
UK
/ˌbluː ˈpeɪdʒɪz/
US
1
(in the US) the blue pages in a phone directory that give a list of government departments and their phone numbers
صفحات آبی, دفترچه تلفن دولتی, بخش دولتی دفترچه تلفن