Definition of “boulder” - English Dictionary

british dictionary

“boulder” in British English

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bouldernoun [ C ]

uk /ˈbəʊl.dər/ us /ˈboʊl.dɚ/

Examples from literature

  • At dawn on the second day, he decided to try and use his climbing gear to lift the boulder off his arm. 
  • He had seen a rocky ledge above him, and he thought he might be able to throw his rope over the ledge and pull the boulder up. 
  • He used his feet to push himself up over the boulder. 
  • The boulder didn’t even move an inch. 

(Definition of “boulder” from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

“boulder” in American English

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bouldernoun [ C ]

us /ˈboʊl·dər/

a large, rounded rock that has been smoothed by the action of the weather or water

(Definition of “boulder” from the Cambridge Academic Content Dictionary © Cambridge University Press)