hard hat

(redirected from hard-hat)
Also found in: Dictionary, Thesaurus, Medical, Financial.

hard hat

[′härd ‚hat]
(engineering)
A safety hat usually having a metal crown; used by construction workers and miners.
References in periodicals archive ?
For $25, the hour-long hard-hat tour is limited to 16 or so visitors and navigates the warren of tunnels and walkways deep in the dam's heart.