burst out
v 1: give sudden release to an expression; "We burst out
laughing"; "'I hate you,' she burst out"
2: appear suddenly; "Spring popped up everywhere in the valley"
[syn: pop out]
3: erupt or intensify suddenly; "Unrest erupted in the
country"; "Tempers flared at the meeting"; "The crowd
irrupted into a burst of patriotism" [syn: erupt, irrupt,
flare up, flare, break open]