leader Pronunciation: /ˈliːdər; ˈliːdə(r)/Translate leader | into French | into German | into Italian Spanish translation of leadern 1 (of group, political party) líder (mf); (of expedition) jefe -fa (m,f); (of gang) cabecilla (mf) 2 (in race, competition) primero -ra (m,f); (in league) líder (m)leader in other Oxford dictionaries Definition of leader in the British & World English dictionary Definition of leader in the US English dictionary