A situation conducive to masturbation, that is to say, the perfect opportunity to pleasure oneself.
Archibald Crunk: Geez, I was so bored on Saturday. My room-mate was out of town, all of my friends were at the party, and there was nothing good on television.
Zedekiah Bigguns: Sounds like a perfect fapportunity to me, dawg.
My mom and dad are going to work, this'll be the perfect fapportunity