1. to become blocked or overcrowded, or to cause something to become blocked or overcrowded
Usage: third person singular present tense of ‘congest’

Examples

• Traffic congests the highway during rush hour.
• The cold virus congests her nasal passages.
• Heavy rainfall congests the storm drains.
• The narrow bridge congests easily on weekends.
• Mucus congests his lungs when he has bronchitis.
• Construction work congests the main street downtown.