One who hails by a vast majority from the internet. Said person spends most of their time on the internet, has a vast majority of friends through the internet, usually refers to friends in person by screen names, and would have no social life whatsoever if their internet were to be disconected.

Similar to Martian, Iowan, or Indonesian in usage, just not capitalized because that would make sense.
James had fully become an interneton and his friends were becoming worried.
by Tommy January 12, 2005
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