Definitions from Wiktionary (Boulder)

▸ noun:  A large mass of stone detached from the surrounding land.
▸ noun:  (geology) A particle greater than 256 mm in diameter, following the Wentworth scale
▸ noun:  A large marble, in children's games.
▸ noun:  (climbing) A session of bouldering; involvement in bouldering.
▸ verb:  (climbing, ambitransitive) To engage in bouldering.
▸ noun:  A town in Western Australia, merged with Kalgoorlie in 1989 as the City of Kalgoorlie-Boulder.
▸ noun:  A home rule municipality, the county seat of Boulder County, Colorado, United States.
▸ noun:  An unincorporated community in Clinton County, Illinois, United States.
▸ noun:  A town, the county seat of Jefferson County, Montana, United States.
▸ noun:  A small town in Garfield County, Utah, United States.
▸ noun:  An unincorporated community in Barbour County, West Virginia, United States.
▸ noun:  A census-designated place in Sublette County, Wyoming, United States.

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