WREN Meaning of WREN in English n. any small usu. brown short-winged songbird of the family Troglodytidae, esp. Troglodytes troglodytes of Europe, having an erect tail. Etymology: OE wrenna, rel. to OHG wrendo, wrendilo, Icel. rindill Oxford English vocab. Оксфордский английский словарь. 2012