English dictionary, thesaurus, translations & etymology
FreeDict.com
noun

CQ

noun
1
An abbreviation used by radio operators meaning "calling any station" — a general call inviting any listener to respond.
"The amateur radio operator sent out a CQ, hoping someone would answer from another country."

How to Use CQ

Learner’s notes

In plain EnglishRadio shorthand for "is anyone out there listening" — a general call to start a conversation.

When to use it

Used almost exclusively in amateur and military radio communication.

Study it as flashcards or scroll it in Flow — saved to your collection.
Test yourself on “CQ” A quick quiz — meaning, synonyms & usage

Fill the Gap

Can you complete this real example?

The amateur radio operator sent out a _____, hoping someone would answer from another country.

Definitions: FreeDict original editorial