破口大罵

To break, split, or cleave; to damage or destroy; to defeat or capture; to expose the truth; to get rid of.

Mouth; opening; entrance; gate; classifier for people, animals, or mouthfuls; sharp edge of a weapon or tool; place of rupture or crack.

Big; large; great; vast; elder; eldest; important; profound; to a great extent; to emphasize; (dialect) father or uncle.

To scold or curse someone harshly; to verbally abuse; to blame or accuse; a classifier for scoldings.