single bed a bed for one occupant
single-bedded having single beds
single out select from a group
singleton the playing card that is the only card in a suit held in a bridge hand as initially dealt
single-spaced (of type or print) not having a blank space between lines
single-minded determined
single quote a single quotation mark
swing around turn abruptly and face the other way, either physically or metaphorically
single-lane having a single lane for traffic in both directions
single-foot a rapid gait of a horse in which each foot strikes the ground separately
single prop a propeller plane with a single propeller
single-handed without help from others
single-celled having a single cell (and thus not divided into cells)
spellbound having your attention fixated as though witchcraft
single-humped having one hump
single-seeded having a single seed
single entry a simple bookkeeping system
singleness the quality of concentrating on one central objective
sing along sing with a choir or an orchestra
snowbound confined or shut in by heavy snow