1.
in a vertical position :
It'll fit if you stand it on end.
2.
for the stated length of time, without stopping :
He would disappear for weeks on end .
1.
in a vertical position :
It'll fit if you stand it on end.
2.
for the stated length of time, without stopping :
He would disappear for weeks on end .
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005