1. (noun) a large gathering of people

• multitude
• throng

2. (noun) a coming together of people

• confluence

1. (noun) a large gathering of people

• assemblage
• gathering

2. (noun) a wide hallway in a building where people can walk

• hall
• hallway

3. (noun) a coming together of people

• coming together
• meeting
• merging

1. (noun) a large gathering of people

• herd
• ruck
• hive
• horde
• host
• legion

1. (noun) a large gathering of people

• jam
• mob
• pack
• pile
• throng