Wiktionary
nethead
n. 1 (context slang English) An obsessive Internet user. 2 (context slang English) A supporter of the Internet and its flexibility and technical underpinnings, contrasted with (term: Bellhead) (a supporter of traditional centralized telecommunications networks).
Usage examples of "nethead".
Do you think all I do is sit in front of a screen all day like some glass-eyed nethead?