1. falls behind in movement, progress, or development
Usage: third person singular present
2. covers with insulating material
Usage: third person singular present; technical

1. delays or periods of falling behind
Usage: plural

Examples

• The economy lags behind other developed nations.
• She always lags when we go hiking.
• The system lags during peak usage hours.
• The worker lags the pipes to prevent freezing.
• There are significant lags in the data processing.
• The time lags between orders and delivery frustrate customers.