Sentence:  In the middle of the little woody bay, or rather basin, which received the scanty waters of the stream, an armed sloop lay at anchor, and he heard the din of license and carousal on board,—the hasty oath—the hearty laugh—and the boisterous song, <WSD>chorussed</WSD> by a score of rough voices, which made the bay re-echo. 
Meaning of the word marked with <WSD> tags:  To sing or recite in chorus.