The phrase "a serial date" is correct and usable in written English.
It can be used when referring to a date that is part of a sequence or series, often in contexts like programming, data entry, or scheduling.
Example: "The system generated a serial date for each transaction to ensure proper tracking."
Alternatives: "a sequential date" or "a date in a series".
Or is it "QB VII," by Leon Uris? "We were up to our eyeballs in coincidences," Bernie says, with relish, as he ushers 22 involved parties into the surgeon's Riverdale mansion for a windy, well-nigh incomprehensible exegesis of how a random burglary in Murray Hill figures in the criminal activities of a serial date-rapist and a K.G.B. operative known as the Black Scourge of Riga.
This was an extremely discreet answer, although now that we have seen how much attention Tom DeLay got for "Dancing With the Stars," I suspect that the networks would have no hesitation whatsoever in tossing a couple of lieutenant governors into a serial dating show.
A top Senate aide, serial date rapist Michael Boxley, was relieved of his job in 2008 only after a second woman accused him of rape.
Amy and Frank are living in a society that forces them to serial date, similar to New Girl and Master of None, only far more dramatized.
Each four-foot-tall memorial is made of "furniture-quality" wood; weighs about 30 pounds; has a signature big, red heart and a photo of the victim; and is marked with a serial number, date of death and location, information that Mr. Zanis has meticulously logged in 75 notebooks.
He was a "serial dater" as several friends put it, sometimes having a lunch date, a dinner date and a drink date, too, the same day.
The elapsed times are then converted back to absolute times via the "serial date number" time for comparison to the original times in the database.
Some are eager to have sex with as many people as they can and then get stuck in a pattern of serial dating; others too easy fall into a rebound relationship because they miss having someone to cuddle with at night, fear that they better grab the first thing that comes along or they'll end up old and alone, or they just don't know how to be alone.
Many teenagers settled down into a mix of serial dating and going steady -- being "popular" often meant having a highly coveted boyfriend or girlfriend.
