DCHP-1 Online
hard hat 
a protective hat having a metal or hard plastic crown, worn by construction workers, loggers, miners, etc.
- 1953 (a) Protective devices and other equipment considered necessary by the Company to protect employees from injury shall be provided by the Company, but this shall not include personal necessities such as hard hats, hard toed boots and gloves, which will be sold to the employees at cost.
- 1955 Earlier in the safety meeting, delegates . . . talked over "beefs" of men in the bush against certain types of hard hat liners. . . .
- 1964 The Gent who wore no goggles / When tapping in a pot and / One who wore no hard hat / Both, use the "I forgot[.]"
- 1953 (a) Protective devices and other equipment considered necessary by the Company to protect employees from injury shall be provided by the Company, but this shall not include personal necessities such as hard hats, hard toed boots and gloves, which will be sold to the employees at cost.