Meaning of snow up | Babel Free

Definitions

1. To prevent (an event) from occurring due to snow.
   UK, passive, usually
2. To prevent (a person or thing) from leaving (a place) or using (a road or path) due to snow.
   UK, passive, usually

Examples

“Midway between these stations a plough with two engines, which had been keeping the line open throughout the Sunday, became completely snowed up, and another engine sent from the Arrochar direction with men to assist in digging out the plough itself was caught in a drift south of Glen Douglas.”

CEFR level