A word synonymous with sports. It is used to motivate athletes to ascribe to a peak in physical performance. Originally invented by rowers meaning: Row Your Balls Off. The word can take on other meanings such as: Run Your Balls Off, Ride Your Balls Off (On a bicycle).
1. The cox'n yelled "RYBO" to the rowers in order to motivate them for the sprint of the race.
2. After a team meeting the team yelled out "RYBO" as a team chant in order to pump everyone up for the day of racing.
3. The Olympic Runner RYBOed today, after setting the world record 400m time.