Source : Free On-Line Dictionary of Computing

bixie
     
        /bik'see/ Variant {emoticon}s used on {Byte Information
        eXchange}.  The {smiley} bixie is <@_@>, apparently intending
        to represent two cartoon eyes and a mouth.  A few others have
        been reported.
     
        [{Jargon File}]
     
        (1994-11-29)