So mad I could chew nails and spit bullets
Meaning
Extremely angry, to the point of feeling violent.
Usage
Expresses outrage in informal speech.
Origin & History
Origins and dates here are approximate summaries. Many idioms have disputed or unknown origins, and not every date has been checked against a historical dictionary, so treat specific dates and stories as a starting point rather than a citation.
Lurid Southern metaphor for uncontrollable rage.
Appeared in mid-20th-century newspapers and radio chatter.