Definitions

1. interjection

an expression used to command someone to leave or go away

“The fairy queen shouted ‘Begone!’ and waved her wand.”

2. verb

to force or command someone to leave or go away

“The king’s guards begged the intruder to begone before they called the watch.”

3. adverb

used to emphasize a command or instruction to leave or go away

“Begone, I say, and trouble us no more!”