b e e n s w a n kswank (swăngk) adj., swank·er, swank·est. Imposingly fashionable or elegant; grand. Ostentatious; pretentious. n. Smartness in style or bearing; elegance. Swagger.
Good question. So many come to mind, but the one title that truly stands out among the plethora is A Place In The Sun (1951). It has all the key ingredients of a great film.