Definition from Wiktionary, the free dictionary
- (athletics) The straight part of a running track (or similar) leading to the finishing line.
- He got boxed in amongst four African runners in the back straight of the last lap, and was only able to get out into the clear coming into the home straight.
- (figuratively, by extension) The final part of something, especially the final part with respect to time of a long process.
straight part of a running track leading to the finishing line