• Sailor – AB (
able seaman), TAR (slang), RN, SALT, JACK, HAND, OS (
ordinary seaman) • Saint – ST or S • Same – DO (ditto) • Sappers – RE (the Royal Engineers equivalent of "private") • Satisfactory – S • Say – EG (e.g., short for the Latin
exempli gratia) • Seaman – AB (able seaman) • Second – S or MO (moment) • Secret service – SS • Secretary – PA (personal assistant) • Section – OR (
Other Ranks – a 'section' of the British Armed Forces) • See – LO • Senior Service – RN (Royal Navy) • Sergeant Major - SM • Serial or Series – SER • Service - RAF (Royal Air Force) • Setter – I, ME, ONE (meaning the setter of the crossword) • Setter's – MY (meaning the setter of the crossword) • Sex appeal – IT (after
Clara Bow – the It girl) or SA • Shilling – S • Ship – SS (
screw steamer) • Ship's officer – PO (petty officer) • Shirt – T • Short wave – SW • Side –
LEG,
OFF,
ON • Significant other – SO •
Silk – QC or KC (From Queen's—or King's—Counsel) •
Silver – AG (chemical symbol) • Singer – RAT (
Rat Pack) • Sixth sense – ESP (
extrasensory perception) • Sleep, Snooze or Asleep - Z or ZZ • Small – S • Snake - S • Socialite – DEB (
debutante) • Socially acceptable – U (
upper class) • Society - S or SOC •
Sodium – NA (chemical symbol) • Softly – P (musical notation) • Soldier – RM (Royal Marine), RE (Royal Engineer), GI (General Infantryman), OR (Other Ranks), ANT, VET • Soldiers – MEN, OR (Other Ranks) • Son – S • South – S • Spade – S (
playing card suit) • Spain – E (
International vehicle registration code) • Special – S, SP • Spectacles – OO • Spies – CIA (
Central Intelligence Agency), MI (Military Intelligence) • Sport – RL (
Rugby League), RU (
Rugby Union) • State – any abbreviation of an American State (e.g. CA, FL ..) • Steam Ship – SS • Stone – ST • Street – ST • Student – L (learner) or NUS (
National Union of Students) • Study – CON, DEN, READ • Stumped – ST • Submarine – U (U-boat) or SUB • Succeeded – S • [Suitable] for all [to see] — U (
BBFC film classification) • Superintendent – SUPT (
police rank) • Sweat – BO (
body odor) ==T==