1. to enter forcibly or suddenly; to burst in
Usage: past tense of irrupt
2. to increase suddenly in numbers, especially of animal populations
Usage: past tense of irrupt; ecological term

Examples

• The protesters irrupted into the building during the meeting.
• Armed soldiers irrupted through the palace gates.
• The rabbit population irrupted after the harsh winter ended.
• Locusts irrupted across the farmland, destroying crops.
• Students irrupted into the cafeteria when lunch was announced.
• The deer population irrupted when hunting was banned in the area.