Lazy/ˈleɪzi/ Definition 1 of 5Pro Tip 1/2Negative Implication Using 'lazy' often implies a negative judgment about someone's character or work ethic. My teammate is lazy, he never helps with the project. Pro Tip 2/2Activity Avoidance 'Lazy' can suggest a person deliberately avoids activities, not just that they don't do them. She's lazy when it comes to cleaning her room.