(Canada, US) A building material which covers and protects the sides of a house or other building.

present participle of side

(rail transport) A second, relatively short length of track just to the side of a railroad track, joined to the main track by switches at one or both ends, used either for loading or unloading freight, storing trains or other rail vehicles; or to allow two trains on a same track to meet (opposite directions) or pass (same direction) (the latter sense is probably an American definition).

present participle of side with

plural of siding

Moving horizontally, from one side to another and back.

plural of side-by-side

(automotive) A type of multipurpose off-highway utility vehicle, with four wheels, resembling a club cart or a golf cart / Synonym of double-barreled shotgun. Ellipsis of side-by-side shotgun.

Alternative spelling of side-by-side

Alternative spelling of side-by-side