hay

hay /ˈheɪ/ noun
hay
/ˈheɪ/
noun
Britannica Dictionary definition of HAY
[noncount]
1 
: grass that has been cut and dried to be used as food for animals
2 
US, informal : a small amount of money — usually used in negative statements

a roll in the hay

— see 3roll

hit the hay

— see 1hit

make hay (while the sun shines)

: to get value or use from an opportunity while it exists : to not waste an opportunity