Share this entry

Share this page

SOS

Line breaks: SOS
Pronunciation: /ɛsəʊˈɛs
 
/

Definition of SOS in English:

noun (plural SOSs)

1An international code signal of extreme distress, used especially by ships at sea: they put out an SOS that they were on fire
1.1An urgent appeal for help: I’d thought of phoning a desperate SOS to James
1.2British A message broadcast in an emergency in an attempt to contact a person whose whereabouts are not known: here is an SOS message for Mr Arthur Brown about his brother, who is dangerously ill

Origin

early 20th century: letters chosen as being easily transmitted and recognized in Morse code; by folk etymology an abbreviation of save our souls.

Definition of SOS in:

Share this entry

Share this page

 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day tenebrous
Pronunciation: ˈtɛnɪbrəs
adjective
dark; shadowy or obscure