[syn: outburst, tumultuous disturbance]
The Collaborative International Dictionary of English v.0.48:
Outburst \Out"burst`\, n.
A bursting forth; as, an outburst of laughter.
[1913 Webster +PJC]
WordNet (r) 3.0 (2006):
outburst
n 1: an unrestrained expression of emotion [syn: effusion,
gush, outburst, blowup, ebullition]
2: a sudden intense happening; "an outburst of heavy rain"; "a
burst of lightning" [syn: outburst, burst, flare-up]
3: a sudden violent disturbance [syn: outburst, tumultuous
disturbance]