V. Regicide is the killing of a monarch or monarchs. For those with limited vocabs, a monarch is a King or Queen.

N. A killer of Monarchs
The fierce Regicide left the King and Queen both dead.
by El Malvado October 2, 2005
To kill the King.

To kill the Queen.

To kill a Monarch.
Queen Elizabeth I was forced to commit regicide in executing Mary Queen of Scots, but ultimately had no choice since Mary Queen of Scots was continuously plotting acts of failed regicide against her cousin Queen Elizabeth I.
by The Moody Poet January 21, 2007
1. To kill a king or queen

2. To hurt Donald Trump's feelings
1. The guillotining of Louis XVI was a regicide.

2. A FOX News host accused the Democrats of regicide.
by Catty McGee October 9, 2019
The act of killing Reggie Fils-Aime
Person: Hey did you know someone committed regicide
Person 2: oh no Reggie Fils-Aime’s dead?!
by A man that has a name July 26, 2021