This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. Alternative spelling of rock hound.

"Darwin, the man who would almost singlehandedly redefine biological science, started out as an amateur naturalist, a beetle collector, a rockhound, a 22-year-old rich-kid dilettante who, after flirting with the idea of being first a physician and then a preacher, was allowed to ship out with the Beagle as someone who might supply good conversation at the captain's table."

rockbound