A "diner waitress" means a female server or staff member who works at a restaurant called a diner, where people go to eat meals like breakfast, lunch, or dinner. Full definition
There are a couple of friends who work as diner waitresses together. (dvdizzy.com)
They're unfunny dolts who, if the world was fair, would be hauling manure around while thinking lustful thoughts about 47 - year - old diner waitresses named Flo. (mutantreviewers.wordpress.com)
Phil's mistress is the 33 - year - old snappy diner waitress with the teased hair, Rona (Jamie Lee Curtis), whose comment to Phil about Mona's demise is: «People like us never get so lucky.» (homepages.sover.net)