hard hat

Definition from Wiktionary, a free dictionary

Contents 1 English 1.1 Alternative spellings 1.2 Noun 1.2.1 Synonyms

[edit] English

Wikipedia

[edit] Alternative spellings

• hardhat

[edit] Noun

hard hat (plural hard hats)

1. A helmet, usually made from rigid plastic, used on construction sites to protect the head from falling objects.

[edit] Synonyms

• bump cap
• construction helmet