the act of rolling on the
grass in a soccer game to waste time. This
motion (not technique) is performed by players to make the referee believe that a foul has been committed or that they are injured. Most referees consequently give
precious amounts of late-game time for these "grassrollers" to gather themselves up. It is completely unsportsmanlike and annoying. Most frequently used by Arab countries (top 5 best countries at
GR'ing: Qatar, Bahrain, Oman, Saudi Arabia, UAE and Syria (tie)), and the grassrolling is usually performed against the team of the Islamic Republic of Iran.