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1.
Good For Men's Prostate Health
1) Used as justification to have any request, no matter how outlandish, satisfied by a significant other.

2) Any desirable toy or act that a man can somehow relate to prostate health.
"Dear, I heard that chocolate is GFMPH." "Would you like me to get a box for you now?"

"Dear, I heard that engaging in amorous activities while swinging from a chandelier is GFMPH." "Would you like me to wear the nurse outfit again?"
"Man, this new snow blower is GFMPH. It works so well my wife does the driveway."
by Arsene Lupin November 15, 2011