The dagger Macbeth sees is a hallucination. Becuase Lady Macbeth has put the idea of killing King Duncan into his head, Macbeth is beginning to wonder what to do. He believes he is seeing a dagger and believes that it is a sign for what he should do.
"Is this a dagger which I see before me, its handle toward my hand?"
He feels guilty abouthaving Banquo killled- apex
Banquo
Yes
Macbeth does not reveal his plan to kill Banquo and Fleance (Banquo's son) to Lady Macbeth.
"Is this a dagger which I see before me, its handle toward my hand?"
The name of the Roman dagger was pugio.
The wavy bladed Malaysian dagger is called a Kris or Keris.
"Chelsea Dagger" by The Fratellis
A small dagger is a stiletto.
A dagger esp as formerly worn by Scottish Highlanders is called a dirk.
The accepted scientific name is Acronicta lepusculina.
There is no known public figure or well-known individual by the name of Bill Waggle Dagger. It is possible that this name is fictional or not widely recognized.
A dirk is a kind of dagger.
Either a dagger or a dirk.
dirk
kaiken