until all hours

until all hours

Fig. until very late. Mary is out until all hours, night after night. If I'm up until all hours two nights in a row, I'm just exhausted.
See also: all, hour, until
References in periodicals archive ?
I worked hard to gain my BA (Hons) at The University of Glamorgan, attending lectures and seminars and writing essays until all hours to gain my degree: so, why oh why, has Dannii Minogue been given a doctorate - which is two steps up from a degree?
We have kids as young as 11 and 12 coming here and break-inin to take drugs with other adults until all hours in the morning.
They talk of businesses going under if they can't stay open until all hours but think of the residents.
In our area, parties may last until all hours, and though certain other neighbors and I call and complain about the noise, we rarely receive satisfaction.
Going to pubs until all hours ruins the school lives of children, not to mention the damage alcohol does to their bodies and minds.
I am having to put up with hordes of people driving up and down a residential area and gawping in my windows until all hours, and near on impossible parking conditions.