[side] See: [CHOOSE UP SIDES], [FROM SIDE TO SIDE], [GET UP […]

[side by side] {adv.} 1. One beside the other in a […]

[sign on the dotted line] {v. phr.} To attach one's signature […]

[Simon Legree] {n.}, {informal} A strict person, especially a boss, who […]

[simple] See: [PURE AND SIMPLE].

Learn the differences in pronunciation.

[sing a different tune] or [whistle a different tune] also [sing […]

[sing in tune] See: [IN TUNE].

[sing out of tune] See: [OUT OF TUNE].

[single] See: [EVERY SINGLE].