1. The straight sections of a racetrack or racing circuit that are located at the back or rear portion of the course, opposite the main grandstand.
Usage: Plural form; commonly used in motorsports and horse racing contexts; British English term

Examples

• The drivers accelerated hard on the backstraights to gain speed before the next turn.
• Spectators lined the backstraights to watch the cars reach their maximum velocity.
• The backstraights of the circuit were where overtaking opportunities were most common.
• During the race, several collisions occurred on the backstraights due to high speeds.
• The team analyzed lap data from the backstraights to optimize their car's performance.