side by side

plural side by sides

1. alternativeAlternative spelling of side-by-side.

1. alternativenot comparableAlternative spelling of side-by-side.

1. literallynot comparableBeside or alongside one another; close to one another and abreast.

   The new houses were built side by side, facing the lake.

   2 more examples

   The structure was examined and passed by the Board of Trade in February, 1890, after it had been tested with two trains of 50 loaded wagons, each hauled by two engines, and pushed by a third. The trains ran side by side, and their combined weight, including the six engines, was 1,800 tons. The deflections of the girders were precisely in accordance with the calculations of the engineers.

   1950 March, H. A. Vallance, “On Foot Across the Forth Bridge”, in Railway Magazine, page 148

   Two lamps mounted side by side about two feet apart will flash alternately and when this happens traffic must stop; disobedience of these signs becomes an offence.

   1960 September, “Talking of Trains: New level-crossing signs”, in Trains Illustrated, page 519

2. figurativelynot comparableIn peace.
3. figurativelynot comparableWith a common purpose.

   The soldiers of XX and YY were fighting side by side against a common enemy.