Definition of Johnson, Jack in English:
Johnson, Jack
proper nounˈdʒɒns(ə)nˈdʒɑnsən
(1878–1946), American boxer. He was the first black world heavyweight champion (1908–15).
Definition of Johnson, Jack in US English:
Johnson, Jack
proper nounˈdʒɑnsənˈjänsən
(1878–1946), US boxer. He was the first black world heavyweight champion 1908–15.