High-pitched sound (5)
(Other definitions for whine that I've seen before include "Complaining cry" , "Grumble" , "Complain peevishly" , "Whimper" , "Querulous complaining" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">high-pitched sound</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for bleep that I've seen before include "Short high tone as a signal or warning" , "Censor" , "Electronic sound (used over profanities)" , "warning sound" , "Make short shrill signalling sound" .)