[song and dance] {n.}, {informal} 1. Foolish or uninteresting talk; dull […]

[sonic boom] {n.} A loud noise and vibration in the air, […]

[soon] See: [AS SOON], [FOOL AND HIS MONEY ARE SOON PARTED].

[sooner] See: [HAD RATHER] or [HAD SOONER], [NO SOONER --- THAN].

[sooner or later] {adv. phr.} At some unknown time in the […]

[sore] See: [SIGHT FOR SORE EYES].

[sore spot] or [sore point] {n.} A weak or sensitive part; […]

[sorrow] See: [DROWN ONE'S SORROWS].

[sort] See: [OF SORTS], [IN A WAY] also [IN A SORT […]

[sort of] See: [KIND OF].