The phrase "after a diner" is correct and usable in written English.
It can be used in contexts where you are referring to an event or action that occurs following the presence or actions of a diner, such as in a restaurant setting.
Example: "The waiter cleaned the table after a diner left, preparing it for the next customer."
Alternatives: "following a diner" or "subsequent to a diner".
What started as a local joke generated an internet buzz this week after a diner tweeted the sign outside the Petite Syrah in Nice on the Côte d'Azur.
Nico Ladenis, a chef infamous for his view that "the customer is not always right", allegedly sent an entire sack of salt out to a table after a diner had the barefaced cheek to ask for some seasoning.
On his porch one evening, after a diner of meat that he prepared, we listened to Scratch Acid while he told me how once he fucked a girl outdoors so hard that it tore off a piece of his foreskin and he bled a bag of blood into the condom.
He's good at capturing the loose, volatile rhythm of daily life, and his best scenes tend to be the least dramatic: a card game, a late-night party, an after-hours visit to a diner.
After lunch at a diner, I hit the street again.
Mr. DeLeon works nights at his job and had stopped for breakfast after work at a diner around the corner from the ConAgra plant.
Craig Hall and Rachel Rutherford (after discreetly leaving a diner where they have been sitting silently while friends talk) meet on the High Line in Manhattan, amid knee-high weeds and grass, and dance the fourth movement, "Passage for Two".
So here he is in a diner, after calling at 8 a.m.
Like most pornographic movies, they feature pat scenarios: a woman alone with the man behind the counter in a diner after hours; a woman making moves on the guy at the grocery store.
He tells me he was terrified of jinxing his audition for Donnie, the orthodontically challenged, pastel-shirted degenerate who becomes Belfort's sidekick after meeting him in a diner, so he didn't tell anyone.
Fox & Friends abruptly cuts away from a diner after someone shows a "Fox Lies" sign and says Fox News is fake news pic.twitter.com/ImQOLDICtk.
