Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • verb To draw chalk symbols in public places (such as the side of a building or a sidewalk) to show users of computers with Wi-Fi capability where a wireless network may be accessed.

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

war +‎ chalk, modelled on war-dialing.

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Examples

  • I have started my own FreeWan cell, and even though I live in the country, I still have visitors every now and then (thanks to warchalk marks).

    UK backs EU snoop laws 2005

  • My FreeWan would probably be real busy if I were in a city and put out some warchalk

    UK backs EU snoop laws 2005

  • I have started my own FreeWan cell, and even though I live in the country, I still have visitors every now and then thanks to warchalk marks.

    UK backs EU snoop laws 2005

  • My FreeWan would probably be real busy if I were in a city and put out some warchalk

    UK backs EU snoop laws 2005

  • Every in-the-wild warchalk mark I've ever seen or heard of was used to denote the existence of such a network.

    Boing Boing: August 25, 2002 - August 31, 2002 Archives 2002

  • The only time I've ever seen a warchalk symbol has been on a business card or a piece of corporate signage.

    Wi-Fi Networking News 2009

  • My editorial and advertising partner JiWire built the warchalk symbol into their logo.

    Wi-Fi Networking News 2009

  • The only time I've ever seen a warchalk symbol has been on a business card or a piece of corporate signage.

    Wi-Fi Networking News 2009

  • My editorial and advertising partner JiWire built the warchalk symbol into their logo.

    Wi-Fi Networking News 2009

  • Once you’re up and running, you can use a warchalk mark to advertise your cell to local passersby.

    FreeWans: highways to the future 2005

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