fluid coupling

American  

noun

1. Machinery. an apparatus in which a fluid, usually oil, transmits torque from one shaft to another, producing an equal torque in the other shaft.

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Etymology

Origin of fluid coupling

First recorded in 1935–40

Example Sentences

“Art collectives function differently today, and although they are still an efficient means of artistic production, they also allow for a fluid coupling and uncoupling of all sorts of people and ideas. They reflect the proficiency of our networked culture. Authorship has become very slippery, and the ownership of ideas has become less interesting today than the rapid sharing of them.”

From New York Times