There are 2 main definitions of commo in English:

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commo 1

Pronunciation: /ˈkämō/


US informal
Communication, especially as a departmental function in an organization.
Example sentences
  • Another method that can help them understand how the unit fights is talking to the communications platoon sergeant or commo chief.
  • Single infantry platoons could have provided enough security at these spots and enough commo to prevent the kind of demoralizing events we've seen on TV.
  • Some technologies - such as commo and night-vision gear - can make a big difference.
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There are 2 main definitions of commo in English:

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Commo 2

Pronunciation: /ˈkɒməʊ/

Entry from British & World English dictionary

Australian /NZ informal, derogatory

noun (plural Commos)

A communist: he’s worried that Julia might be a Commo
More example sentences
  • For over a century, the ultimate tribute to an old Commo when he fell off his perch, was that he'd been a great "internationalist".
  • He is trying to get his revenge on me for driving him out of the Party for being a Commo.
  • If they would just look at the ringleaders of this boycott they would soon find out that they were commos.


Communist: I hung around with many of the best-known comrades, and wrote for the Commo newspaper
More example sentences
  • I took an interest in politics from an early age and read some of the works of Karl Marx in my junior High School years. I was therefore at that time known as "Commo John".
  • They saw it as yet another lefty commo conspiracy rather than what it really was - a valid attempt at making sure the raw data was in line with methods used today.
  • Its a waste of time to argue with people who believe that science is a plot by the left commo greenies to kill business all over the world.


1940s: abbreviation.

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