Noun: from the latin root, DICK.

The area and environment in which one's penis would find living conditions both suitable and hospitable.

Also a term to denote an area where no man should intrude, specially Max.
1. Mila Kunis' vagina is my desired penisphere.

2. MAX!... GET OUT OF MY PENISPHERE!

3. I often have to shoo unicorns out of my penisphere.
by Rainbow Prancer March 3, 2011
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