full speed

noun

1. the maximum speed.

2. Nautical.,  the speed normally maintained on a passage.

adverb

1. at maximum speed.

   to move full speed ahead.

Word History and Origins

Origin of full speed¹

First recorded in 1350–1400

Example Sentences

Summer's over, the holidays feel like a distant memory and suddenly the world is back at full speed.

From BBC

"My stress level is near to heart attack. Try to be calm, be calm. Full speed go," he said in a voice message.

From BBC

He sprinted full speed down the sideline to retrieve a loose ball.

From Los Angeles Times

Cunha came close to a sensational first-half goal when he controlled Altay Bayindir's 70-yard pass downfield with one magnificent left-footed touch, even though he was at full speed and the ball was dropping over his shoulder, before maintaining his balance to have an effort on goal with his right foot, which Bernd Leno did very well to keep out.

From BBC

But “repetition is the mother of learning,” McVay said, so Stafford’s ability to read coverages, feel the pass rush and escape a collapsing pocket at full speed in practice helps him continue to develop.

From Los Angeles Times