covertgathering

noun
UK /ˈkʌvət ˈɡæðərɪŋ/
US /ˈkoʊvərt ˈɡæðərɪŋ/

A secret meeting where people come together quietly.

The spies held a covert gathering in the old warehouse.


OTHER MEANINGS

2. A private party that only a few people know about.

They planned a covert gathering to celebrate without anyone finding out.

3. A quiet get-together kept hidden from the public.

The club's covert gathering took place behind closed doors.

4. An unannounced meeting of a group.

The board's covert gathering surprised the employees.