hardline
adj.adj. describing a person or group that has very strong, strict, and often difficult-to-change opinions. In business, it usually refers to a person who is very strict about following rules or making tough decisions.
adj. characterised by a firm, uncompromising, or inflexible stance. In a business or political context, it describes a person who adheres strictly to traditional or conservative principles.
The hardline manager refused to give the employees any extra time off.
The company's hardline approach to security meant that no employee could leave the building without a valid ID.
The administration's hardline stance on trade tariffs led to a significant increase in domestic production costs, despite the initial promise of long-term economic stability.