English to English Dictionary

Rulebook

A book containing the rules and regulations governing a game, activity, or organization.

Ruler

A person who governs or leads a country or organization.

Rules

A set of explicit or understood regulations or principles governing conduct or procedure.

Ruling-class

The social group that holds the highest political, economic, and social power in a society.

Ruminant

An hoofed herbivorous mammal that digests its food in two steps, first by swallowing and then by regurgitating the semi-digested food to chew it again.

Ruminate

To think deeply about something; to contemplate or meditate on a complex topic over an extended period.

Rumination

Deep or considered thought about something, or the action of chewing the cud.

Rumor

A currently circulating story or report of uncertain or doubtful truth.

Rump-steak

A cut of beef taken from the rear section of the animal, known for being flavorful and moderately tender.

Rumpus

A noisy disturbance, commotion, or uproar.

Run

To move swiftly on foot.

Run Out of Steam

To lose energy, enthusiasm, or momentum.