But ... the example used in that description doesn't match this case at all. "My wife doesn't ..." is a simple descriptive (and presumably accurate unless ther

But ... the example used in that description doesn't match this case at all. "My wife doesn't ..." is a simple descriptive (and presumably accurate unless there's some reason to believe otherwise) statement about a specific person, not a stereotype. Complaining that your spouse doesn't understand/appreciate something that's important to you is very, very, common—regardless of their sex—because the opinion of one's spouse is something most people value and worry about. If the person had said "my wife, being a woman, doesn't ..." then it would be a stereotype, and maybe the entry you quoted would be relevant... [EDIT: reading the original quote in context, it actually makes more sense there: it's easy to imagine that a line intended as a speaker's joke at a conference really is intended to riff off of a common stereotype (and the assumption that the audience shares this experience), rather than being a simple complaint about the speaker's personal situation...]