Fastest moving.

Meaning: This phrase refers to something that is moving at a very high speed, such as a comet or an asteroid.

Choice of Words: Fastest is an adjective that describes something that is moving at the highest speed. Moving is a verb that describes something that is changing position or location. When you put them together, "Fastest moving" refers to something that is moving at a very high speed.

Alternative Expressions

Related Expressions

• Swift cheetah, Africa's fastest runner.
• Red kangaroos run fastest on earth.
• Green turtle is the fastest.
• His racing car was the fastest on the track.
• Mercury moves fastest among all planets.
• Fastest animal.
• The car is moving.
• The clouds are moving.
• The cloud is moving.
• The clouds are moving slowly.