retaining wall

American  

noun

1. a wall for holding in place a mass of earth or the like, as at the edge of a terrace or excavation.

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retaining wall British  

noun

1. Also called: revetment.  a wall constructed to hold back earth, loose rock, etc

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Etymology

Origin of retaining wall

First recorded in 1830–40

Example Sentences

Smee thought about planting an oak tree instead but worried that a large tree might be too heavy for the retaining wall along the sidewalk, so he decided against it.

From Los Angeles Times • Mar. 30, 2026

The bridge was closed on 20 September after extensive cracking was discovered in a retaining wall creating "an unacceptable risk to public safety", the DfI said.

From BBC • Oct. 27, 2025

They ran, some barefoot in the mud, up a steep hill beyond the property’s retaining wall.

From Salon • Jul. 17, 2025

Sitting on a nearby retaining wall, Cranford said he would have accepted a motel room had someone offered one.

From Los Angeles Times • Jul. 9, 2025

A stream of smoke curled up from the groundskeeper’s workshop huddled against the retaining wall ahead.

From "Huntress" by Malinda Lo