Retire (4,2)
'retire?' is the definition.
('hit the hay' can be a synonym of 'retire')
This is all the clue.
(Other definitions for hit the hay that I've seen before include "Turn in" , "Crash" , "Go to bed (informal)" , "(retired)" , "Retire to bed (informal)" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">retire</span>' is the definition.<br/ ><span class="explanation-format__explanation">(turn in can mean to retire or go to bed)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for turn in that I've seen before include "Go to bed, changing direction" , "Hit the hay" , "rat on" , "Surrender" , "Informally, go to bed or hand over" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">retire</span>' is the definition.<br/ ><span class="explanation-format__explanation">(bowing out is a kind of retiring)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for bow out that I've seen before include "Withdraw from a situation" , "Retire from the scene with bodily gesture of acknowledgement?" , "Retire gracefully" , "Exit; retire" , "What a string player often gets" .)