To brandish something is to wave it around in a threatening way. If you brandish a knife, you are trying to intimidate someone.
He brandished the knife and threatened to kill me.
The protesters were brandishing signs and flags in a threatening way.
verb
To move or swing a weapon back and forth, particularly if demonstrating anger, threat or skill.
verb
To bear something with ostentatious show.
1
The man brandished the sword.
2
Grigoriy brandishes a dagger, and leaps out of the window.
3
The sticks were being brandished like swords.
4
He brandished the stick.
5
The article was brandished an attack.
6
The scientists brandished the papers.
7
They were not suppoesed to brandish the object.
8
It is unfair to let hime brandish the kite.
9
I see the girl brandish the scarf.
10
She threatened me to brandish what I got.