Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. The act or an instance of calling back from one location or situation to the previous one: a callback of laid-off auto workers.
  • n. A return telephone or radio call.
  • n. A recall of a recently sold product by the manufacturer to correct a defect.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The return of a situation to a previous position or state.
  • n. A return telephone or radio call; especially one made automatically to authenticate a logon to a computer network
  • n. A product recall because of a defect or safety concern.
  • n. A function pointer passed to another function that the latter can call for notification purposes.
  • n. a follow-up audition (casting)
  • n. a joke which references an earlier joke in the same routine

Etymologies

call +‎ back (Wiktionary)

Examples

  • Your callback will be used within the main form, so you must not include any tags or a form submit button. register_widget_control ($name, $callback [, $width [, $height]]);

    Codex - Recent changes [en]

  • $callback - You assign the name of a JavaScript callback method to this parameter.

    ASP.NET Weblogs

  • I think FilmDrunkard of the week must go to RoboPanda, for a series of gems, beginning with a Bruce Greenwood callback from the STRANGE WILDERNESS HAS A TRAILER thread: Did you know that:

    C.O.W: HETEROSEXUAL ASS PATS ALL AROUND

  • I missed the first callback from the nurse callcentre practitioner.

    Show, don't tell

  • Didn't get a callback from the instemming, but again, doesn't matter.

    May 14th, 2004

  • If it calls the callback with false, (or if it doesn't call it at all), the shutdown sequence will continue.

    Netvouz - new bookmarks

  • After the add. php script successfully inserts the data into the database, it calls the callback function.

    Java Technology Headlines

  • The faq. pygtk example isn’t likely to block because it doesn’t write () as your code snippet do, and only display 100 bytes (less than a single tcp packet, should be fully available in one shot when the read callback is triggered or soon after).

    Downloading Large Files Async With GIO | jonobacon@home

  • Mr. Turkewitz declined to give us a straight answer on this score, so, pending callback from the White House, we’ve taken the itemdown.]

    The Volokh Conspiracy » How Did the White House Pick Its Law Blogger?

  • The move was in no way related to the activities of so-called callback operators whereby South African subscribers can use link-ups to get calls to foreign destinations charged at the cheaper rates applicable in the United States.

    ANC Daily News Briefing

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