Traditionally, the fourth of the seasons, marked by the applicable hemisphere of the planet being at its minimum angle of exposure to the Sun, resulting in short days, long nights and typically in low temperatures.
To spend the winter (in a particular place).
To store something to protect it during the winter.
occurring in or appropriate to the season of winter; "winter winds"
spend the winter; "We wintered on the Riviera"
the coldest season of the year
the coldest season of the year; in the northern hemisphere it extends from the winter solstice to the vernal equinox