2. An obstacle or difficulty, a hindrance, an obstruction: The final exam is the student's last hurdle before graduation.
Karl could see the car hurtle down the highway with great velocity.2. To throw forcibly, to fling with great force; to whirl: The quarterback was able to hurtle the football toward the receiver who caught it and ran for a touchdown.
The bicyclist was seen to hurtle into the pedestrian with such swiftness that he fell down and sprained his ankle!.
The cross-country runner was faced with many hurdles over which she had to hurdle herself as she attempted to hurtle towards the finish line.