hard-hat

1. A lightweight protective helmet, usually of metal or reinforced plastic, worn by workers in industrial settings.

2. Informal A construction worker.

3. An ultraconservative.

4. An extremely patriotic person with a conventional, usually unquestioning sense of morality.

Slang

1. An ultraconservative.

2. An extremely patriotic person with a conventional, usually unquestioning sense of morality.

Relating to heavy industry, construction, or demolition.

Informal Of, relating to, or characterized by extreme conservatism.

Slang Extremely patriotic.