Download Helmet Definition Usage Pictures. A helmet is a form of protective gear worn to protect the head. A helmet is a hat made of a strong material which you wear to protect your head.
Word definitions in dictionaries longman dictionary of contemporary english, the collaborative international dictionary, wiktionary, douglas harper's etymology dictionary, wordnet, wikipedia, crossword dictionary.
Usage explanations of natural written and spoken english. .and is worth 12 points. 'baseball helmets routinely protect players who are hit in the head at speeds that are roughly similar to a slap shot.' 'some wearing protective visored helmets, they gained the element of surprise by running down an alleyway towards the back of the block.' Definition of helmet 1 :