List of Definitions to be Eliminated from the Current Definitions in the New Rules of Golf 2019
| Current Definition | Reason for Elimination |
| Addressing the Ball | Formal definition no longer required in view of the recent and proposed rule changes |
| Ball Deemed to have Moved | Covered under a new definition ‘Move’ |
| Ball Holed | Covered under a new definition ‘Holed’ |
| Ball Lost | Covered under a new definition ‘Lost Ball’ |
| Competitor (and Fellow Competitor) | Current definition is limited too Stroke Play. Proposed new Rule will use the term ‘Player’ for both Stroke Play and Match Play in hope it will remove any confusion |
| Equity | Term often misunderstood; similar concept recognised in the New Rule 20.3, but not given a label |
| Forecaddie | Term no longer used |
| Hazards | Current term includes water hazards and bunkers. The New Rules of Golf these will be treated separately |
| Lateral Water Hazard | Lateral Hazards will be part of a new term ‘Penalty Areas’ This will be known as a ‘Red Penalty Area’ offering lateral relief |
| Line of Putt | Will come under a single definition of ‘Line of Play’ |
| Observer | No longer needed |
| Rub of the Green | No longer needed |
| Rule or Rules | Formal definition no longer required, ‘Rules’ will be explained under New Rule 1.3 |
| Single | No longer required |