say it: TIP-stur
tipster is a noun meaning "one who sells advice about gambling or speculation (especially at the racetrack)". It carries one recorded sense.
one who sells advice about gambling or speculation (especially at the racetrack)
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 tipster 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.