blue pages

noun
🔊/ˌbluː ˈpeɪdʒɪz/
🔊/ˌbluː ˈpeɪdʒɪz/
[plural]
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  1. (in the US) the blue pages in a phone directory that give a list of government departments and their phone numbers(美国列出政府部门及电话号码的)电话蓝页
    • Look in the blue pages, under US Department of State.查看美国国务院下的蓝页。
    Topics Phones, email and the internetc2