A frost that occurs late in the growing season, often lethal to crops.

फसल के लिए घातक ठंडी

English Usage: The farmers were worried about the killing frost that could wipe out their late-season crops.

Hindi Usage: किसानों को उस घातक ठंडी की चिंता थी जो उनकी अंतिम मौसम की फसलों को नष्ट कर सकती थी।