I. ˈhā noun
Etymology: Middle English hey, from Old English hīeg; akin to Old High German hewi hay, Old English hēawan to hew
Date: before 12th century
1. : herbage and especially grass mowed and cured for fodder
2. : reward
3. slang : bed
4. : a small sum of money
a saving of…$14 million is not hay — H. C. Schonberg
II. verb
Date: 1535
intransitive verb
: to cut, cure, and store hay
transitive verb
: to feed with hay