City Dictionary explains a winter bunny as mistress who loves being in snowy metropolitan
areas. She is often seen dressed in trendy winter gear like fur coats and snow boots while snowshoeing or engaging in frosty adventures. Her passion for the snow is undeniable, and she embraces the beauty of winter with poise. Whether she calls home the urban area or visits it for snow-filled vacations, she makes experiences that solely a true winter enthusiast can treasure.
Snowbunny Idioms by The Free Dictionary