American songbird (6)
I believe the answer is:
oriole
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">american songbird</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 oriole that I've seen before include "Bird of which male has black and yellow plumage" , "Songbird with yellow and black plumage -- Leo or I (anag)" , "Baseball player in Baltimore" , "Bird, Baltimore --" , "Bright-plumaged bird" .)