The most common and most likely answer to this crossword clue is the 5 letter word SWORD
I've seen this crossword clue in The Times
S
W
O
R
D
More clues leading to the result SWORD
- Public official, speech back to front, to support queen
- Blade finally opens a series of letters?
- D-Day beach sergeant’s first news
- Potential share for peacemaker — that’s how this ends
- Normandy beach where Yankee drops off, sleepy in retirement
- Turned up nearly comatose with cut from weapon
- Weapon almost in danger of dropping off when turned round
- Southern term for steel
- Performer associated with Toledo?
- Argument with everybody blocks someone broadcasting circus act
Buddy explains!

The straight part
We know that "Blade" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case blade = sword.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 SWORD mean?
SWORD noun- A long-bladed weapon with a hilt, and usually a pommel and cross-guard, which is designed to stab, slash, and/or hack.
- A suit in the minor arcana in tarot.
- A card of this suit.
- One of the end bars by which the lay of a hand loom is suspended.
- The weapon, often used as a heraldic charge.