Etymology

arc up

Today it means: To become upset or angry. Full definition →

First used 20th c.
Ask AI about its historyChatGPTClaudePerplexityGoogle AIGrok

The story

Thought to be from electrical arcs created when starting/booting/arcing up an electrical device.

First known use, by meaning

  • from 20th c. To become upset or angry.

Etymology from Wiktionary, CC BY-SA 4.0.