Snowmobiling means riding a snowmobile for fun or transportation in the snow.
Snowmobiling is usually seen as a fun winter activity.
Examples:
We went snowmobiling in the mountains.
Snowmobiling is a popular winter sport.
They enjoy snowmobiling in the snow.
I want to try snowmobiling this winter.
Snowmobiling is so much fun in the deep snow.
I love snowmobiling with my friends!