level off

level off

1. To make something, like a surface, level or even. In this usage, a noun or pronoun can be used between "level" and "off." If you aren't careful to level off the floor, it will slope downward.
2. To reach a state of stability after a period of fluctuation. I recently went through a growth spurt, but the doctor thinks my height will level off now. Will taxes in this area ever level off? I can't afford another increase!
See also: level, off
Farlex Dictionary of Idioms.

level something off

to make something level or smooth. You are going to have to level the floor off before you put the carpet down. Please level off the floor.
See also: level, off

level off

[for variation or fluctuation in the motion of something] to diminish; [for a rate] to stop increasing or decreasing. The plane leveled off at 10,000 feet. After a while the workload will level off. Things will level off after we get through the end of the month.
See also: level, off
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

level off

Move toward stability or consistency, as in Prices have leveled off. This idiom transfers a physical flattening to a figurative one. [Mid-1900s]
See also: level, off
The American Heritage® Dictionary of Idioms by Christine Ammer.

level off

v.
1. To come to follow an even, flat path after rising or falling to some level: The airplane leveled off at 5,000 feet.
2. To stop changing after rising or falling to some level: Milk prices leveled off at $2 per gallon.
3. To make something smooth or flat: The carpenter used a plane to level off the top of the cabinet. I placed the uneven piece of molding in the vise and leveled it off with a file.
See also: level, off
The American Heritage® Dictionary of Phrasal Verbs.
See also:
  • level up
  • level down
  • level out
  • buzz up
  • on the level
  • raise the stakes
  • level (one's) locks
  • level one’s locks
  • on the level, to be
  • be on the level
References in periodicals archive
When combined with the steady warming from greenhouse gases, this oscillation caused global temperatures to level off in mid-century, The researchers report their findings in the Feb.
Increases could be as much as 10% to 15% across the country and it may take as long as 18 to 24 months before supply and demand for these resources level off.
According to Beitel, the percentage of growth is anticipated to level off in 1995 as the automotive industry sees a build-up of inventory due to slowing of the economy and less demand for durable goods.
If nations continue to reduce their use of halons as they have in recent years, the gas concentrations could level off and start dropping as early as 1994, say the researchers.
A number of the panelists suggested that rates would level off over the next year, particularly for firms with good claims track records.
In the case of the AEM and ACM polymers, their properties have been shown to level off after a certain amount of property loss.
Hubble's blurred vision (SN: 7/7/90, p.4) can resolve only the very beginning of a rise in star density; the density might level off farther into the core.
It is conceivable that refinancing of homes may level off, as consumers shift their attention to areas such as continuing to stay employed and seeking to cutback slightly on debit household expenses to make it through a wary and uncertain first two quarters of the year.
Industry forecasters projected that demand in this market would level off in 1995.