1. to lower the rating, rank, or evaluation of something or someone
Usage: transitive verb; often used in financial, academic, or professional contexts

Examples

• The credit agency decided to downrate the company's bonds after poor quarterly earnings.
• The teacher had to downrate several students' grades due to incomplete assignments.
• Analysts downrated the stock following disappointing product announcements.
• The film critic downrated the movie from four stars to two stars in her revised review.
• The insurance company downrated his driving record after the accident.