Dozes off (4)
(Other definitions for nods that I've seen before include "Is careless" , "gestures in agreement" , "is about to crash?" , "Signals assent" , "Makes mistake" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">dozes off</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for naps that I've seen before include "Span including short sleeps" , "Snoozes" , "Takes forty winks" , "Tips; sleeps" .)