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It's like the information superhighway (internet) ... in Germany.
Are you just gonna sit there surfin' the infobahn all day??
by Dann Cianca July 16, 2008
A noun used by elderly Germans to refer to the internet. It literally means "information highway".
Bob: "Yo, wasup, Nazi Grandma?"

Grandma: "ICH SURFE DEN INFOBAHN!!" (I am surfing the infobahn.)
by Randwulf August 26, 2009