1. to grade again or assign a new grade to something
Usage: third person singular present tense of ‘regrade’
2. to change the slope or level of land or a road surface
Usage: construction/engineering context

Examples

• The teacher regrades all the exams after discovering an error in the answer key.
• She regrades the papers more carefully this time.
• The construction crew regrades the driveway to improve drainage.
• The city regrades this section of road every few years.
• He regrades the assignment using a different rubric.
• The contractor regrades the lot before building the foundation.