( informal ) because you have been busy with various problems, events or things you had to do :
I completely forgot her birthday, what with one thing and another.
( informal ) because you have been busy with various problems, events or things you had to do :
I completely forgot her birthday, what with one thing and another.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005