Iron-clad

adj

adj ·Rare ·Advanced level

Definitions

Adjective
  1. 1
    Alternative form of ironclad. alt-of, alternative, not-comparable

Synonyms

All synonyms
cast iron

Example

More examples

"This is not a complete, iron-clad, never-changing rule book. Rather, think of this as a general guide to discuss a few key concepts and introduce several tools that can help you keep the Internet relatively free and safe."

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.