( informal ) used for saying that you do not believe sth is likely to happen :
'They might let us in without tickets.' 'Fat chance of that!'
( informal ) used for saying that you do not believe sth is likely to happen :
'They might let us in without tickets.' 'Fat chance of that!'
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005