1.
ladies and gentlemen; everyone; you all
A formal term of address used to speak to a group of people, especially in speeches, addresses, or written appeals. Has a somewhat old-fashioned or authoritative tone.
Usage
A compound of 諸 (various, many) + 君 (you). Used as a formal, somewhat old-fashioned form of address for a group. Often heard in graduation speeches, military addresses, and formal announcements. Can sound authoritative or paternal.
Register
Formal and somewhat stiff. More commonly used by older speakers or in ceremonial contexts. In casual speech, みんな or 皆さん is preferred.