[Sunday] See: [MONTH OF SUNDAYS].

[Sunday best] or [Sunday-go-to-meeting clothes] See: [BEST BIB AND TUCKER].

[sunny-side up] {adj.} Fried on one side only. * /Barbara likes […]

[supper] See: [COVERED-DISH SUPPER] or [POTLUCK SUPPER].

[supply] See: [IN SHORT SUPPLY].

[sure] See: [FOR SURE], [MAKE SURE], [TO BE SURE].

[sure as shooting] {adv. phr.} or {adv. phr.} Certainly, for certain, […]

[sure enough] {adv.} As expected. * /Charles was afraid he had […]

[sure thing] 1. {n.}, {informal} Something sure to happen; something about […]

[sure-enough] {adj.} Real; genuine. * /Rick found a sure-enough nickel./ * […]