Acronym for fear, uncertainty and doubt. It is a marketing term that is often used to cast a shadow over a competitor’s product when your own is unable to compete. FUD is a technique used by larger companies who have a large market share. The FUD acronym was first freely defined by Gene Amdahl after he left IBM to found his own company, Amdahl Corp, with this statement: “FUD is the fear, uncertainty, and doubt that IBM sales people instill in the minds of potential customers who might be considering Amdahl products.”

Read Also:

  • FXO

    Acronym for Foreign Exchange Office FXO is the interface on a VoIP device for connecting to an analog PBX extension.

  • FXP

    (1) Short for File eXchange Protocol. See File eXchange Protocol. (2) Short for Foreign Exchange Protocol, a simple, automatic way of retrieving currency exchange rates over the Internet. (3) fxp is the file extension for the compiled source code for FoxPro. See Data Formats and Their File Extensions on

  • FXS

    Acronym for Foreign Exchange Station. FXS, or Foreign Exchange Station, is the interface on a VoIP device for connecting directly to phones, faxes, and CO ports on a PBX or key telephone systems.

  • F_Port

    The Fabric port (F_Port) within a Fibre Channel fabric switch that is used to connect an N_Port to a switch. F_Ports are intermediate ports in virtual point-to-point links between end ports and can only be attached to N_Ports.

  • F-stop

    In digital photography and digital video recording, F-stop refers to the international standard sequence of numbers that express relative aperture. F-stop is the “lens focal length” divided by the “effective aperture diameter.” The smaller the F- number, the greater the amount of light that passes through the lens. Each change of F-stop halves or doubles […]

Disclaimer: FUD definition / meaning should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. All content on this website is for informational purposes only.