Improve on Definition 1 of 3Pro Tip 1/3Action Required Use 'improve on' when suggesting that effort is needed to make something better. To excel in the competition, you'll need to improve on your stamina. Pro Tip 2/3Continuous Process 'Improve on' implies an ongoing effort, not a one-time change. Successful companies constantly improve on their customer service. Pro Tip 3/3Comparative Context Often, 'improve on' is used in comparison to past performance or standards. Our goal this quarter is to improve on our sales figures from last year.