The tag alias #81983 fat_balls -> big_balls is pending approval.
Reason: Someone made something beautiful but not yet true.
https://bsky.app/profile/snarkanine.bsky.social/post/3mgavft6h522a and response
Colloquially in American English they mean the same thing.
https://bsky.app/profile/audionoodle.bsky.social/post/3mgb2uhekqs2f