The most common and most likely answer to this crossword clue is the 6 letter word KNIVES
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More clues leading to the result KNIVES
Buddy explains!

The straight part
We know that "daggers" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case daggers = knives.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 KNIVES mean?
KNIVES noun- A utensil or a tool designed for cutting, consisting of a flat piece of hard material, usually steel or other metal (the blade), usually sharpened on one edge, attached to a handle. The blade may be pointed for piercing.
- A weapon designed with the aforementioned specifications intended for slashing and/or stabbing and too short to be called a sword. A dagger.
- Any blade-like part in a tool or a machine designed for cutting, such as that of a chipper.
- To cut with a knife.
- To use a knife to injure or kill by stabbing, slashing, or otherwise using the sharp edge of the knife as a weapon.
- To cut through as if with a knife.
- To betray, especially in the context of a political slate.
- To positively ignore, especially in order to denigrate. compare cut