A form of address meaning 'you people' or 'everyone' — used to address a group (somewhat formal or literary).
諸君、今日の議題に入ろう。
Ladies and gentlemen, let's get to today's agenda.
諸君の意見を聞かせてほしい。
I'd like to hear your opinions, everyone.
諸君には特別な任務をお願いする。
I will ask you all to carry out a special task.
An interjection used to appeal to an audience or readers — more formal than 'minasan', often used rhetorically.
諸君！今こそ立ち上がる時だ！
Friends! Now is the time to rise up!
諸君、これが私たちの最後のチャンスだ。
Ladies and gentlemen, this is our last chance.
講師が『諸君』と呼びかけて講義を始めた。
The lecturer began the lecture by addressing the class as 'shokun'.