1. difficult or impossible to control, deal with, or handle effectively

Examples

• The child’s behavior became unmanageable after missing his nap.
• Her curly hair was unmanageable in the humid weather.
• The project grew to an unmanageable size with too many requirements.
• The debt had become unmanageable for the small business.
• Traffic was unmanageable during the holiday weekend.
• The workload proved unmanageable for one person alone.