iron walls
noun
The iron or ironclad ships of the Royal Navy, considered as Britain's defences.
Origin
Mid 19th century.
- sound engineering
- sounder
- Soundex
- soundhole
- sounding
- sounding board
- sounding line
- sounding rod
- soundless
- soundlessly
- soundlessness
- soundly
- soundness
- sound off
- sound post
- sound pressure
- soundproof
- soundscape
- sound shift
- sounds like a plan
- sound spectrograph
- sound stage
- sound symbolism
- sound system
- soundtrack