boulder
/ˈbəʊl.də(ɹ)/
Proposed by a contributor, not yet supported by evidence.
Also seen as: boulders · bouldering · bouldered
Sense 1
Meaning · English
A large mass of stone detached from the surrounding land.
Noun
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Sense 2
Meaning · English
A particle greater than 256 mm in diameter, following the Wentworth scale
Noun
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Sense 3
Meaning · English
To engage in bouldering.
Verb
Examples
He bouldered a route in the same area with ease. Mitchell, 11, was hanging with the older kids in an area where bouldering nearly upside down seemed to be....
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Advertisement
Ad space — ads help keep Idiomer free. Premium will remove them.
Common questions
What does “boulder” mean?
A large mass of stone detached from the surrounding land.
Is “boulder” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.
Advertisement
Ad space — ads help keep Idiomer free. Premium will remove them.