winterkilling

Verb

winterkill (third-person singular simple present winterkills, present participle winterkilling, simple past and past participle winterkilled)

1. (transitive) To kill by the conditions of winter, especially the effect of the cold, freezing.
   • From these data it is evident that the frequent low temperatures may have winterkilled many bare fields of common alfalfa before the ice sheets occurred the latter part of February 19221919, University of Wisconsin. Agricultural Experiment Station, Report of the director, volumes 37-46
2. (intransitive) To die from the above effects of winter conditions.
   • Order new rose bushes to replace any that have winterkilled.1951 April 1, “Around the Garden; Future for Pot Plants”, in New York Times

See all 3 meanings of winterkill