an informal social gathering

to come together into a group, crown or assembly

large public gathering at which people perform an unusual or seemingly random act and then disperse, typically organized by means of the internet

an act of assembling

to bring together in a particular place or for a particular purpose

to come together / to meet someone, usually by chance

a group under the guidance of a leader / to gather or move like a group of animals

to make people come together and form a group

to come together, assemble again

a closed meeting of people who belong to the same political party to decide on policy

large body of people in a group

to hold a session / be in session for official business