To use up calories, energy, or fat through physical exercise.
"She went for a long run to burn off the extra calories from the birthday cake."
To remove something by burning, or to use up energy or calories through physical activity.
To get rid of something by burning it, or to use up energy by exercising.
3 meanings, ordered from most common to least. Color-coded by CEFR level.
To use up calories, energy, or fat through physical exercise.
"She went for a long run to burn off the extra calories from the birthday cake."
To remove vegetation, waste material, or a substance by burning.
"The farmers burned off the dry grass at the end of summer to prepare the fields."
(Of mist, fog, or cloud) to be dispersed by the heat of the sun.
"The morning fog should burn off by about ten o'clock, leaving a clear sunny day."
To use fire to remove or eliminate something from a surface.
To get rid of something by burning it, or to use up energy by exercising.
The 'use up calories/energy' sense is very common in health and fitness contexts. The agricultural sense (burning off stubble or undergrowth) is also well established. The meteorological sense (mist or fog burning off in sunlight) is used in weather forecasting.
Natural word combinations native speakers use most often.
The five tense forms you'll use most often.
Listen to native speakers using "burn off" in real YouTube videos — click a clip to watch it on Looplines.
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