a market 'leader' [=a product or company that is more successful than all competing products or companies]
He is the league 'leader' in home runs. [=he has the most home runs in the league]
He's a 'born/natural leader'. [=someone who has qualities that a good leader has]
(..) The greatest army ever assembled. Our instruments of wrath. Ivar wants to lead the army. He thinks our father chose him. Bjorn should lead the army. I am the leader of this great army. Do you understand that? You are about to receive a great heathen army. AETHELWULF: They are here. (..)2017 TvShow: Vikings Title: On the Eve Season: 4 Episode 19