Someone who keeps residences in multiple hemispheres.
"I wish I could afford to be bi-hemispheral so as to avoid winter altogether".
The condition of being a Brett Favre loyalist but still being a fan of his old team, the Green Bay Packers.
"I'm pissed the Packers lost last night, but I was soooo happy for Brett Favre. I think I might be bi-Favral."