06:18:21 PM May 14th 2010
Nothing seems to indicate this is anybody's pet name for Canon Sue and the name of a work's page isn't going to be used up for a redirect for a forced meme.
06:33:01 PM Dec 8th 2010
The Sentry is the name of Marvel's Superman copy. I honestly keep hoping for the article to come up so I can read the associated tropes around him. :P