Indeed. In an article posted a few days ago, Michael Moore co-opted the word to describe the exact OPPOSITE of what it commonly means to conservatives. His definition implies that the far-right ideologues are unfaithful to the old-fashioned ideals of the Republican Party, thus making them RINOs.
So the meaning RINO depends on what that little old 'R' stands for. And that's the crux of the issue, isn't it?