amendment-Legal Definition. n. 1  The addition, deletion, correction, or other changes proposed or made to a document. 2  The term is usually capitalized when referring to an amendment in the United States Constitution (for example, the Fifth Amendment). 3  The act or process or revising something. 4  See also emendation.
On June 1, 1979, the NHL enacted a rule requiring the wearing of helmets for anyone entering the league after that date, though a âgrandfatherâ clause allowed diehard veterans to continue to go hatless if they wished.
The Pittsburgh Pirates were the first team to wear them (because Charlie Muse, who invented the plastic helmet, worked in the Pirates' organization) and for years were the laughing stock of the game, considered wimps and pansies for protecting their heads.