When you succeed in having sex with somebody.

A person with an outwardly dominant, masculine, or aggressive personality, but who also enthusiastically takes on the submissive or "bottom" role in the bedroom.

When you finally succeed in meeting that one person that you've fantasized about, finding out that they're pretty awesome and then getting naked and naughty with them........that, my friend, is a total fuckcess! Take a mental photo album of the occasion, and browse at leisure- this one is gonna make you smile for a long time yet.

Success in the category pertaining to fucking