Definitions

1. verb

to attend or participate in a shared social occasion or event

“They coattended the company’s annual gala, networking with clients and colleagues.”

2. verb

to share or participate in an experience, especially a social or cultural one

“The tourists coattended a traditional dance performance, immersing themselves in the local culture.”

3. noun

the act of participating in a shared social occasion or event

“The coattendance at the concert was impressive, with thousands of people in attendance.”