The rare and unique combination of traits which are separately called “sexy” and “swagger”. Being both attractive on a physical level and aware of it on a mental level, as well as having the confidence to showcase it.
It was a stylish and sexy thing to say just as that moment. It was swixy as hell.
This girl was different, she has a certain confidence and sophistication that made her even more sexy than she already was—she was swixy personified.
refers to someone who everyone thinks is swiss, but is actually swedish. Considered to be an insult to swedish people, funny to non-swedes, and neutral to the swiss because, well, they're neutral.