mad as a cut snake
Australian SlangDefinition
Australian slang for someone who is furiously angry or acting wildly and irrationally.
Examples
"When the ref missed the foul, the coach went mad as a cut snake, kicking over the water bottles and yelling at anyone in sight."
"After his ute got sideswiped in the car park, he was mad as a cut snake, swearing blue murder the whole way home."
"She turned up mad as a cut snake about the rent hike, storming into the office and slamming the paperwork on the desk."