"a joint event" is a correct and usable phrase in written English.
You can use it to refer to a gathering or occasion that involves multiple parties or organizations. For example, "The school district and local library are collaborating to host a joint event in the town square this Saturday."
It's a joint event with the Media Society.
"We only managed recently to hold a joint event".
The tournament is a joint event with a total purse of $50,000 for the women.
They usually involve a core family whose descendants bring their own families to a joint event.
At a joint event, Cameron and Nick Clegg sought to play down the impact of last week's row over Lords reform.
One afternoon in August, I drove to a basketball gym in Scranton, Pennsylvania, where Clinton and Vice-President Joe Biden were holding a joint event.
A joint effect of these events may contribute to the intraspecific variation observed in this subspecies, similar to what was reported by Sharbel et al. (2004) in Boechera holboellii.
A feasible joint event (FJE) is an allocation of all measurements to all supertargets in the group and satisfies that each supertarget is assigned zero or one measurement and each measurement is allocated to zero (clutter) or one supertarget [24].
There have been no formal negotiations between Israel and the Palestinians in more than a year, but Barak was speaking at a rare joint event with the Palestinian prime minister, Salam Fayyad, as part of an annual national security conference in the Israeli city of Herzliya.
Between now and the vote date, Tesla and SolarCity will both have ample opportunity to make the case more strongly for a combination of the vision of the two companies; a Tesla/SolarCity joint event is planned for October 28, at which we'll see SolarCity's solar roof product debut for the first time, as well as the next-generation home energy storage device, the Powerwall 2.0.
This requires framing the idea of couple testing as a uniform joint event involving both partners testing together and at the same time.
