A linesman is an official who assists the referee or umpire in games such as football and tennis by indicating when the ball goes over the lines around the edge of the field or court. linesmen an official in a sport who decides when a ball has gone out of the playing area
Two linesmen are used to call off-side, off-side passes, icing, and handle all face-offs not occurring at center ice Although they don't call penalties, they can recommend to the referee that a penalty be called
One of the two officials primarily responsible for calling icing and offside violations The linesmen also conduct most faceoffs, separate fighting players, and may inform the referee of fouls, but they cannot themselves call penalties
One of two officials who assist the referee on the ice His primary responsibility is to ensure that icing and off-side rules are not violated Each linesman moves between the center line and one of the blue lines
Officials that travel the sidelines with a small flag in their hand to signal the referee when the ball goes out of bounds, or when they see an offside or any other violation of a rule The final call is always up to the referee