noun ( pl. birds of passage )
1.
a bird that travels regularly from one part of the world to another at different seasons of the year
2.
a person who passes through a place without staying there long
noun ( pl. birds of passage )
1.
a bird that travels regularly from one part of the world to another at different seasons of the year
2.
a person who passes through a place without staying there long
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005