The American Heritage® Dictionary of the English Language, 4th Edition
n. In the meter-kilogram-second system, the unit of force required to accelerate a mass of one kilogram one meter per second per second, equal to 100,000 dynes. See Table at measurement.
n. In the International System of Units, the derived unit of force; the force required to accelerate a mass of one kilogram by one metre per second per second. Symbol: N.
Word Usage
"One newton is approximately the amount of force needed to lift a baseball in Earth’s gravity."