Simple Definition of second nature
: something you can do easily or without much thought because you have done it many times before
Full Definition of second nature
: an acquired deeply ingrained habit or skill <after a while, using the gearshift becomes second nature>
Examples of second nature in a sentence
After a while, using the gearshift becomes second nature.
<speaking and thinking in Japanese simply became second nature to her during the years she spent in Kyoto>
First Known Use of second nature
Learn More about second nature
Thesaurus: All synonyms and antonyms for second nature
Seen and Heard
What made you want to look up second nature? Please tell us where you read or heard it (including the quote, if possible).