iron walls
noun
The iron or ironclad ships of the Royal Navy, considered as Britain's defences.
Origin
Mid 19th century.
- quarter-round
- quarter-sack
- quarter-saw
- quarter screw
- quarter seal
- quarter section
- quarter sessions
- quarter-sight
- quarter-sling
- quarter snail
- quarter-space
- quarter square
- quarterstaff
- quarter-stake
- quarter-stretch
- quarter-stroke
- quarter-stuff
- quarter tense
- quarter timber
- quarter time
- quarter-tonal
- quarter-tonality
- quarter-tone
- quarter-track
- quarter-turn