Definitions of "hell an powda house"

a violent situation/ great commotion

Literal translation : Hell and powder house; use to describe something that will be a great commotion (e.g. A room of gunpowder blowing up).

Patois: It guh be hell an powda house if babylon si unu pan the street after curfew start
English: It will be a violent situation if the police see you all on the street after curfew has started