( informal ) used to emphasize how easy it is to do sth :
What do you mean you can't do it? It'll be like shooting fish in a barrel!
( informal ) used to emphasize how easy it is to do sth :
What do you mean you can't do it? It'll be like shooting fish in a barrel!
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005