FBOW is an acronym that stands for "First Breath of Winter". Synonyms for this phrase include the start of winter, winter's first breath, the onset of winter, and the arrival of winter. Other similar terms could include winter's first snowfall, the first frost, the beginning of cold weather, or the start of the winter chill. These phrases all describe the same event: the first indication that winter has arrived and that the colder months are upon us. Whether you prefer to call it FBOW, the start of winter, or something else entirely, there's no denying the beauty and wonder that comes with this special time of year.