Snowbound (adjective)

1. Trapped or confined by heavy snow.
2. Unable to move or travel due to heavy snowfall.

Origin:

From snow + bound.

Examples:

1. The town was snowbound for days after the blizzard.
2. The family was snowbound and had to survive on their supplies.
3. The snowbound hikers had to wait for rescue.
4. The snowbound cars were stuck on the side of the road.
5. The snowbound train was delayed for several hours.