Anyone who has small children and is addicted to the cute matching clothes at Gymboree. They think about it everyday and are mebers of Chat Forums and Yahoo groups dedicated to Gymboree clothing.
You know you're a Gymboholic when you have bought the same item twice, b/c it was a good deal, but forgot you already had that piece in the storage bin.
Tom said, "Claire's at home on the couch? That explains why Penny's not going to the gym. They've become a gymbiosis!" Steve said, "So much for that New Year's Resolution!"