Definition of spelunking
: the hobby or practice of exploring caves
Examples of spelunking in a sentence
Her hobbies include hiking, biking, and spelunking.
They love to go spelunking.
First Known Use of spelunking
SPELUNKING Defined for English Language Learners
Definition of spelunking for English Language Learners
: the sport or practice of exploring or studying caves
Seen and Heard
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