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the more the merrier in Culture

The more the merrier

The more people there are involved in something, the more fun it will be.

Note

“The more the merrier” is often used to welcome those who wish to participate in an activity but hesitate to join in uninvited.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Idioms and Phrases with the more the merrier

the more the merrier

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.