say it: TAHR-puhn
tarpon is a noun meaning "large silvery game fish of warm Atlantic coastal waters especially off Florida". It carries one recorded sense.
large silvery game fish of warm Atlantic coastal waters especially off Florida
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for tarpon come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.