K ration
noun
an emergency field ration for U.S. armed forces when other food or rations are not available, consisting of three separate packaged meals of concentrated or dehydrated food.
Compare
C ration.
Origin of K ration
1940–45;
K for Ancel
Keys (born 1904), American physiologist
British Dictionary definitions for k ration
K ration
noun
a small package containing emergency rations used by US and Allied forces in the field in World War II
Word Origin for K ration
C20:
K, from the initial of the surname of Ancel
Keys (1904–2004), US physiologist who instigated it