Rowing crew (5)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">rowing crew</span>' is the definition.<br/ ><span class="explanation-format__explanation">(a crew of eight rowers is called an 'eight')</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for eight that I've seen before include "Number in octet" , "Set of rowers" , "Cardinal number" , "Hit, e.g. (anag.)" , "Number; rowing boat" .)
(Other definitions for sweep that I've seen before include "Raffle" , "Clean with broom" , "range" , "Grimes, say" , "if clean, could result in a whitewash" .)