(idiomatic) without interruption, without stopping, continuously
These batteries last for hours on end.
upright; erect; endways
Source: en.wiktionary.orgNowadays, everyone seems to be emotionally dead, like zombies in pinstripe suits. Trudging to work each day to make a living, queueing up at McDonalds for their daily fuel intake, coming home to vegetate in front of the TV for hours on end. Ben Croshaw
Perhaps we shall one day find that Rembrandt is a greater painter than Raphael. I write down this blasphemy which will cause the hair of the school-men to stand on end without taking sides. Eugène Delacroix
I get in the dumps at times, and don't open my mouth for days on end. You must not think I am sulky when I do that. Just let me alone, and I'll soon be right. Arthur Conan Doyle
Good men and bad men alike are capable of weakness. The difference is simply that a bad man will be proud all his life of one good deed - while an honest man is hardly aware of his good acts, but remembers a single sin for years on end. Vasily Grossman
His death is like the soft down on the back of your hand, passing unnoticed in the firmest of handshakes, though the slightest breeze makes every damn one of the tiny hairs stand on end. Zadie Smith
I personally have a background of many days on end of confusion, understimulation, overstimulation, and uncomfortableness with the world around me. Mary Lynn Rajskub