definition of
irrupt

[1] #1 irrupt v. [intrude] enter uninvited; "They intruded on our dinner party"; "She irrupted into our sitting room". wn

[2] #2 irrupt v. [erupt, flare up, flare, break open, burst out] erupt or intensify suddenly; "Unrest erupted in the country"; "Tempers flared at the meeting"; "The crowd irrupted into a burst of patriotism". wn

[3] #3 irrupt v. [explode] increase rapidly and in an uncontrolled manner; "The population of India is exploding"; "The island's rodent population irrupted". wn