SOS meaning: Distress signal for urgent help

We found 51 dictionaries that define the word sos:

General (23 matching dictionaries)

sos: Longman Dictionary of Contemporary English
SOS, SOS, sos: Merriam-Webster
SOS: Oxford Learner's Dictionaries
SOS: American Heritage Dictionary of the English Language
SOS: Collins English Dictionary
SOS: Vocabulary.com
SOS, SO's, SOs, So's, Sos, so's, sos, sos: Wordnik
SOS, sos: Cambridge Advanced Learner's Dictionary
S.O.S, so's, sos: Wiktionary
SOS, s.o.s: Webster's New World College Dictionary, 4th Ed.
SOS: The Wordsmyth English Dictionary-Thesaurus
SOS: Infoplease Dictionary
SOS, s.o.s: Dictionary.com
SOS: Online Etymology Dictionary
sos: Cambridge Essential American English Dictionary
S.O.S, S.O.S. (ABC song), S.O.S. (Agents of S.H.I.E.L.D.), S.O.S. (Let the Music Play), S.O.S. (Lost), S.O.S. (Pink Lady song), S.O.S. (Rihanna song), S.O.S. (S.O.S. Band album), S.O.S. (Stratovarius song), S.O.S. (Too Bad), S.O.S. (appetizer), S.O.S (Jonas Brothers song), S.O.S (The Tiger Took My Family), SOS (ABBA song), SOS (Avicii song), SOS (Indonesian group), SOS (Jonas Brothers song), SOS (Millencolin album), SOS (Rihanna song), SOS (arcade game), SOS (band), SOS (disambiguation), SOS (game), SOS (video game), SOS, Sos: Wikipedia, the Free Encyclopedia
Sos: Rhymezone
S.O.S, SOS: Stammtisch Beau Fleuve Acronyms
sos: FreeDictionary.org
sos: Mnemonic Dictionary
SOS: TheFreeDictionary.com

Art (1 matching dictionary)

Glossary of Stamp Collecting Terms (No longer online)

Business (8 matching dictionaries)

MoneyGlossary.com (No longer online)
Travel Industry Dictionary (No longer online)
INVESTORWORDS (No longer online)
SOS: bizterms.net
SOS: Bloomberg Financial Glossary
SOS: Investopedia
SOS: Financial dictionary
Glossary of Trade and Shipping Terms (No longer online)

Computing (5 matching dictionaries)

SOS: Free On-line Dictionary of Computing
SOS: Netlingo
SOS: CCI Computer
BABEL: Computer Oriented Abbreviations and Acronyms (No longer online)
SOS: Encyclopedia

Medicine (5 matching dictionaries)

SOS: Merriam-Webster Medical Dictionary
Dorland's Illustrated Medical Dictionary (No longer online)
SOS: Glossary of Lasik Laser Eye Surgery
online medical dictionary (No longer online)
SOS, s.o.s, s.o.s: Medical dictionary

Miscellaneous (3 matching dictionaries)

SOS: Acronym Finder
SOS: Three Letter Words with definitions
AbbreviationZ (No longer online)

Slang (1 matching dictionary)

S.O.S, S.O.S, S.O.S. ( Shiney Object Syndrome), so's, sos: Urban Dictionary

Sports (1 matching dictionary)

SOS: Skydiving Glossary

Tech (4 matching dictionaries)

SOS: GEOGRAPHIC INFORMATION SYSTEMS, CARTOGRAPHY, AND REMOTE SENSING
SeaTalk Dictionary of English Nautical Language (No longer online)
S.O.S, S.O.S: Latitude Mexico
DOD Dictionary of Military Terms: Joint Acronyms and Abbreviations (No longer online)

(Note: See sos's as well.)

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Definitions from Wiktionary (SOS)

▸ noun:  The conventional Morse code call made by a ship in distress.
▸ noun:  (games) A children's game in which players take turns to place S's and O's on a grid, collecting points by creating an "SOS" sequence.
▸ noun:  Initialism of Secretary of State. [Any of several senior government positions whose function varies from nation to nation.]
▸ noun:  Initialism of special order sale. [(retail) The sale of an item that is not stocked by ordering it from another company]
▸ noun:  Initialism of shit on a shingle. [(US, military, slang, vulgar) Creamed chipped beef on toast.]

Similar:

thus, thusly, then, indeed, true, truthful, in order, systematic, sol, Soh, more...

Opposite:

Mayday, distress signal, emergency signal

Types:

SOSUS, SOSUS-T, SOSUS-N, SOSUS-W, SOSUS-X, more...

Phrases:

SOS response, sos box, say sos, so and sos, sos response (genetics), more...

Adjectives:

and, such, you, grb2, 20th, friendly, hyk, urgent, early, frantic, soand

Colors:

red, white, blue, yellow, orange, more...