Cryptic crossword clue
Convention full of people, I’m told 4

The most common and most likely answer to this crossword clue is the 4 letter word PACT

I've seen this crossword clue in The Times
P
A
C
T


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The straight part
We know that "Convention" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case convention = pact.
The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.
This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.

What does PACT mean?

PACT noun
  1. An agreement; a compact; a covenant.
  2. An agreement between two or more nations
PACT verb
  1. To form a pact; to agree formally.

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