FOOT FAULT SIGNAL.The line judge needs to watch for the server stepping on the end line when serving. If the server steps on the line, the line judge will waive the flag and point to the line to signal to the referee. IMPOSSIBLE JUDGEMENT.The line judge will signal "impossible judgement"...
service line, baseline - the back line bounding each end of a tennis or handball court; when serving the server must not step over this line out of bounds, sideline - a line that marks the side boundary of a playing field scratch line, starting line, scratch, start - a line indicating...