finderPronunciation: /ˈfʌɪndə/Translate finder | into German Definition of finder noun a person that finds someone or something. a small telescope attached to a large one to locate an object for observation. the viewfinder of a camera. Phrases finders keepers (losers weepers) informal used to assert that whoever finds something by chance is entitled to keep it. finder in other Oxford dictionaries Definition of finder in the US English dictionary