Simple Definition of second wind
: a feeling of new energy that allows you to continue to do something after you had begun to feel tired
Full Definition of second wind
: renewed energy or endurance
Examples of second wind in a sentence
The sight of the finish line gave the runners a second wind.
He suddenly got his second wind and was able to complete the project on time.
First Known Use of second wind
Medical Definition of second wind
: recovered full power of respiration after the first exhaustion during exertion due to improved heart action
Seen and Heard
What made you want to look up second wind? Please tell us where you read or heard it (including the quote, if possible).