blur definition

1. a hazy or indistinct representation
• examples: it happened so fast it was just a blur
• examples: he tried to clear his head of the whisky fuzz
2. to make less distinct or clear
• examples: The haze blurs the hills
3. make dim or indistinct
• examples: The fog blurs my vision
4. become vague or indistinct
• examples: The distinction between the two theories blurred