The most common and most likely answer to this crossword clue is the 4 plus 3 letter word TENT PEG
T
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T
P
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More clues leading to the result TENT PEG
- Supporter of camping trip raises part free of tax, say
- 10p, say, secures time for security in camp
- Red wine, small amount, but guy needs it
- Piece of camping equipment found by river that’s not initially recognised by girl
- Guy’s securing correct pet with gent
- After wine, Margaret’s one often found pinning a guy down
- Spooner’s ‘Shut up, sheep!’ revealing camp constraint?
- In camp the connection one gets is ropey
- There’s a point to this security for those temporarily under cover
- Pet gent spoilt — guy’s attached to it
Buddy explains!

The straight part
We know that "I secure guy" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case i secure guy = tent peg.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.