- wearing a helmet
- putting a hard hat on one's head for protection
English contemporary dictionary. 2014.
English contemporary dictionary. 2014.
helmet hair — The condition of a person s hair after wearing a helmet for a period of time. Short hair tends to stand on end while long hair tangles and/or becomes flat … Dictionary of automotive terms
Helmet — For other uses, see Helmet (disambiguation). A woman wearing a cycling helmet A helmet is a form of protective gear worn on the head to protect it from injuries. Ceremonial or symbolic helmets (e.g., English policeman s helmet) without protective … Wikipedia
Helmet camera — A helmet camera, otherwise known as a micro video camera, bullet camera, or lipstick camera, is a camera attached to a helmet allowing someone to make a visual record from their point of view, while keeping their hands and vision free. History… … Wikipedia
Helmet (cricket) — Indian batsmen wearing helmets In the sport of cricket, batsmen often wear a helmet to protect themselves from injury by the cricket ball, which is very hard and can be bowled to them at speeds over 90 miles per hour (140 km/h). There are… … Wikipedia
Bicycle helmet — A bicycle helmet is a helmet intended to be worn while riding a bicycle. They are designed to attenuate impacts to the skull of a cyclist in falls while minimizing side effects such as interference with peripheral vision.[1] There is an active… … Wikipedia
Motorcycle helmet — A collection of motorcycle helmets worn by Moto GP racer Valentino Rossi A motorcycle helmet is a type of protective headgear used by motorcycle riders. The primary goal of a motorcycle helmet is motorcycle safety to protect the rider s head… … Wikipedia
Football helmet — A football helmet A is a protective device used primarily in American football and Canadian football. It consists of a hard plastic top with thick padding on the inside, a facemask made of one or more plastic bars, and a chinstrap. Some players… … Wikipedia
Brodie helmet — M1917 helmet worn by members of the U.S. 5th Marine Regiment. The Brodie helmet, called Helmet, steel, Mark I helmet in Britain and the M1917 Helmet in the U.S., was a steel combat helmet designed and patented in 1915 by the Briton John Leopold… … Wikipedia
Ski helmet — The ski helmet is an optional protection measure in skiing that is built and designed for multiple impacts. Similar to snowboard helmets, ski helmets are also insulated for cold weather. This protective gear comes in different styles and types… … Wikipedia
Hypo helmet — The Hypo helmet or British Smoke Hood (its official name) [cite web | url = http://www.westernfrontassociation.com/thegreatwar/articles/weapons/gasapparatus.htm | title = The Apparatus Of Gas Warfare On The Western Front In The Great War | work … Wikipedia