Oxford Dictionary 4 ⇒

At first glance, it’s just the cardinal number after three. But look closer—whether as a noun, an adjective, or part of a compound phrase— four anchors some of our most critical expressions about time, space, teamwork, and even journalism.

“A free and independent fourth estate is essential to democracy.”

Four for the Road: Mastering the Many Meanings of a Tiny Number oxford dictionary 4

“What is said within these four walls stays here.”

To be in exact analogy or agreement with something else. “This case is not on all fours with the previous ruling.” At first glance, it’s just the cardinal number after three

Calling a reporter part of the Fourth Estate immediately elevates their role. Use this term when discussing media ethics, political accountability, or the philosophy of journalism. It carries weight that “the news” simply does not. Quick Usage Table: Four vs. Fourth vs. *Four- | Form | Part of Speech | Example | | :--- | :--- | :--- | | Four | Number (noun/adj) | Four people arrived. | | Fourth | Ordinal number | She was the fourth to speak. | | Four- | Combining form | Four-legged animal; four-door sedan. | A Final Word from the Editors The number four may be small, but it is mighty. It gives us the structure of a team ( a four-piece band ), the shape of a box ( four-square ), and the rhythm of music ( four-four time ).

Used to indicate privacy, confidentiality, or the intimate space of one’s own home or a specific room. “This case is not on all fours with the previous ruling

And then there is .

A term for the press and news media, especially in their role as a watchdog over government. (The other three estates are the clergy, nobility, and commoners—or, in modern terms, the legislative, executive, and judicial branches.)

This phrase creates an immediate sense of a closed system. Use it in writing when you want to contrast the public world (outside) with a private truth (inside). It’s far more evocative than simply saying “privately.” 3. The Logical Connector: “On all fours” This one often confuses learners because it has two very different meanings: