boulder
From WikiWord, the free dictionary
/ˈbəʊl.də(ɹ)/
English
Definitions
noun
- A large mass of stone detached from the surrounding land.
- A particle greater than 256 mm in diameter, following the Wentworth scale
- A large marble, in children's games.
- A session of bouldering; involvement in bouldering.
verb
- To engage in bouldering.