Having allegiance to or indecisiveness between the East and West coasts of the United States, particularly New York and Los Angeles.
He's so bicoastal he doesn't know whether to root for the Yankees or the Dodgers.
by Raymond Dang May 08, 2006
Having a residence on both coasts of the United States, specifically in the New York City and Los Angeles metro areas.
Me and thousands of other Americans are bicoastal.
by mahcheese August 27, 2008