The most common and most likely answer to this crossword clue is the 7 letter word HIRCINE
I've seen this crossword clue in Independent
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More clues leading to the result HIRCINE
Buddy explains!
The straight part
We know that "typical of a kid" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case typical of a kid = hircine.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 HIRCINE mean?
HIRCINE noun- A fossil amorphous resin which, when burnt, gives off a pungent, hircinous aroma.
- Of, pertaining to, or characteristic of goats.
- Possessed of an odour reminiscent of goats.
- Libidinous; lustful.