noun
: the common European swallow ( Hirundo rustica ) or its No. American variety ( H. r. erythrogaster ) both usually attaching their nests to beams and rafters of barns
noun
: the common European swallow ( Hirundo rustica ) or its No. American variety ( H. r. erythrogaster ) both usually attaching their nests to beams and rafters of barns
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012