bobolinkPronunciation: /ˈbɒbəlɪŋk/Definition of bobolink noun a North American songbird of the American blackbird family, with a finch-like bill. The male has black, buff, and white plumage. Dolichonyx oryzivorus, family Icteridae Origin: late 18th century (originally Bob o'Lincoln, Bob Lincoln): imitative of its callbobolink in other Oxford dictionaries Definition of bobolink in the US English dictionary