SOS Definition

ĕsō-ĕs

noun

A signal of distress in code ( − − − ) used internationally in wireless telegraphy, as by ships.

Webster's New World

Any call for help.

Webster's New World

(games) A children's game involving placing S's and O's on a grid, and collecting points by creating an "SOS" sequence, played with alternating turns by opponents.

Wiktionary

abbreviation

Secretary of State.

Wiktionary

Special order sale.

Wiktionary

Other Word Forms of SOS

Noun

Singular:

SOS

Plural:

sos-s, soses

Origin of SOS

From the letters represented by the signal, chosen as a sequence that is easy to recall and transmit (· · · "” "” "” · · ·); it is not, as is commonly believed, an abbreviation for "save our souls", "save our ship" or any other phrase.

From Wiktionary