hay
hit the hay go to bed. informal
make hay make good use of an opportunity while it lasts.
☞ This is a shortened version of the proverb make hay while the sun shines, which dates from the mid 16th century.
2013New Statesman The optimists can never be that most desirable of things, a meliorist, because every setback is necessarily a disaster. For the pessimist, it's simply a matter of shit happens, but until it does, make hay.
a roll in the hay: seeroll.