411 Definition

Information or knowledge, especially when acquired by word of mouth.
American Heritage

(slang) The latest scoop, information or news.

Guess what?! I have the 411 on Nick and Judy's breakup.

Origin of 411

  • Based on the telephone number used in North America to obtain telephone numbers of listed subscribers.

    From Wiktionary

  • From 411 a telephone number for telephone directory information

    From American Heritage Dictionary of the English Language, 5th Edition