1. in a way that brings shame, dishonor, or public disgrace
2. in a way that is marked by failure or defeat; miserably or pathetically

Examples

• The general was forced to retreat ignominiously after his army suffered a crushing defeat.
• The company's stock price fell ignominiously following the scandal.
• He was ignominiously expelled from school for cheating on the final exam.
• The team lost ignominiously in the championship game, failing to score a single point.
• She ignominiously backed down from her promise when challenged.
• The politician's career ended ignominiously with multiple corruption charges.
• The project failed ignominiously despite months of planning and investment.