To be slack, lazy, or remiss in one's work or duties; to show a lack of diligence.

To be slow or sluggish; specifically used in Chinese medicine to describe a physical state of sluggishness or lethargy.

To be casual or disrespectful in one's attitude; to lack proper seriousness or solemnity.

Unreasonable delay in making an assertion or claim, such as to preclude relief in a court of equity