Dictionary
bust-up
Pronunciation: (bust'up"), [key]—
n. Informal.
1. a separation or dissolution, as of a marriage or a close friendship.
2. a large party, esp. a noisy one.
3. Chiefly Brit.a quarrel; disturbance; punch-up.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.