Cryptic crossword clue
Savvy geek with deal blown unexpectedly 13

The most common and most likely answer to this crossword clue is the 13 letter word KNOWLEDGEABLE

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Buddy explains!

The straight part
We know that "Savvy" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case savvy = knowledgeable.
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 KNOWLEDGEABLE mean?

KNOWLEDGEABLE noun
  1. A person who has knowledge; an informed party.
KNOWLEDGEABLE adjective
  1. Having knowledge, especially of a particular subject.
  2. Educated and well informed.

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