by themselves

by themselves

 
1. with help from no one else. Do you think they can do it by themselves? Mike and Max cannot lift the piano by themselves.
2. with no one else present; alone (of two or more people). They are sitting there by themselves. Let's sit with them. They enjoy spending the evening at home by themselves.
See also: themselves
References in classic literature ?
It seems the Spaniards had kept possession of the main apartment, and had made a place for the three Englishmen, who, since their last mutiny, were always quartered by themselves, and could not come at the rest.
But were the people to possess the additional advantages of local governments chosen by themselves, who could collect the national will and direct the national force, and of officers appointed out of the militia, by these governments, and attached both to them and to the militia, it may be affirmed with the greatest assurance, that the throne of every tyranny in Europe would be speedily overturned in spite of the legions which surround it.
It is simply that, by themselves, they cannot account for the aesthetic success of these paintings.
Within these virtual circles, teens become part of what they regard as a cool Internet practice and, at the same time, intensify feelings of being connected to friends, even when sitting by themselves doing homework, Kraut says.
The Matadors (15-8) are by themselves in first place in the Big Sky Conference by 1 1/2 games at 8-2.
Don't pull them out and put them in schools by themselves.
owner, Waller discovered franchising allows owners to be in business for themselves, but not by themselves.
There's something deeply subversive, however, in the notion that individuals might actually be trusted to cope by themselves with the hazards to be found in their file cabinets and laser printers.
By themselves, macrofibers grow only a few millimeters long.
The chief also believes permits should not be issued when there are alternatives to reducing the danger, such as jewelers having merchandise transported by professional couriers rather than by themselves, or doing the work during the day rather than late at night.