/ Dictionary / Index P potholer: Meaning and Definition of Find definitions for: pot•hol•er Pronunciation: (pot'hō"lur), [key] — n. Brit. an explorer of caves; spelunker. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: potholer (Thesaurus) pothole pothook Related Content Daily Word Quiz: dissonant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language