Prune/pruːn/ Definition 1 of 4Pro Tip 1/2Gardening Context Prune is often used when talking about gardening to ensure better plant health or shape. Could you prune the bushes next to the driveway? Pro Tip 2/2Improvement Outcome Use 'prune' to imply that the action will improve something, not just remove parts. Pruning this tree will help it bear more fruit next season.