Common, small bird (7)
I believe the answer is:
sparrow
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">common small bird</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 sparrow that I've seen before include "House bird" , "Winger" , "Little brown bird" , "A small chirpy city bird 97)" , "fowl, using outdated term" .)