Software that is written very efficiently. An experienced programmer can create much tighter code than a novice, and the difference can be like night and day. Contrast with spaghetti code.
"tight code." YourDictionary, n.d. Web. 16 August 2018. <http://www.yourdictionary.com/tight-code>.
tight code. (n.d.). Retrieved August 16th, 2018, from http://www.yourdictionary.com/tight-code