fall
n. C / Un. the season between summer and winter when the weather gets cooler and leaves change color. People in North America use this word instead of 'autumn'.
n. the season of the year between summer and winter, extending from the September equinox to the December solstice in the Northern Hemisphere. Primarily used in North American English.
The leaves turn bright red and orange in the fall.
Every fall, the local farmers set up a market to sell pumpkins and fresh apple cider.
While the term autumn is preferred in British English, fall remains the standard designation in the United States, evoking the period when deciduous trees shed their foliage in preparation for winter.
When referring to the season, it is often preceded by the definite article ('the fall').
I will visit you in fall.I will visit you in the fall.Unlike the other seasons, 'fall' almost always requires the definite article 'the' when used in a prepositional phrase.