1. The steamroller leveled out the gravel roadbed and then the concrete was poured.
2. To move on an even level. The airplane leveled out at 2,000 feet. After going up for six months, the cost of living leveled off in September.
If an aircraft levels off or levels out, it travels horizontally after having been travelling in an upwards or downwards direction. The aircraft levelled out at about 30,000 feet
If a changing number or amount levels off or levels out, it stops increasing or decreasing at such a fast speed. The figures show evidence that murders in the nation's capital are beginning to level off Inflation is finally levelling out at around 11% a month