rank

1. A row of people or things organized in a grid pattern, often soldiers. (countable, uncountable) · The front rank kneeled to reload while the second rank fired over their heads.
2. One of the eight horizontal lines of squares on a chessboard (i.e., those identified by a number). (countable, uncountable)
3. The value of a playing card. (countable, uncountable) · The ranks are 2, 3, 4, 5, 6, 7, 8, 9, 10, Jack, Queen, King, and Ace.
4. In a pipe organ, a set of pipes of a certain quality for which each pipe corresponds to one key or pedal. (countable, uncountable)
5. One's position in a list sorted by a shared property such as physical location, population, popularity, or quality. (countable, uncountable) · Based on your test scores, you have a rank of 23.· The fancy hotel was of the first rank.
6. The level of one's position in a class-based society. (countable, uncountable)
7. A category of people, such as those who share an occupation or belong to an organisation. (countable, uncountable) · a membership drawn from the ranks of wealthy European businessmen
8. A hierarchical level in an organization such as the military. (countable, uncountable) · Private First Class (PFC) is the second-lowest rank in the Marines.· He rose up through the ranks of the company, from mailroom clerk to CEO.

Plural ranks