Plural of 'com'; informal abbreviation for communications or communist (context-dependent usage).
A 20th-century abbreviation of 'communications' or 'communists,' with '-s' for pluralization. The exact origin depends on context; 'coms' for communications became common in military and tech contexts.
The word 'coms' brilliantly shows how military and tech culture creates micro-abbreviations for efficiency—radio operators abbreviated 'communications' to 'coms' in the same way they'd say 'ack' for 'acknowledge,' creating a specialized vocabulary for high-stress situations.
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