Increase the Chubby

An uncommon and unsettling phrase used on Reddit, purportedly meaning to increase or add members to an existing group of friends. Most people think it's just a sex thing, regardless of what Redditors who use it say.
"I'm trying to increase the chubby so we can all go to Sam's for karaoke this weekend!"
by gremlinsnacks April 29, 2025
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