- [[t]tjuːmʌ̱ltʃuəs, AM tuː-[/t]]
1) ADJ-GRADED: usu ADJ n A tumultuous event or period of time involves many exciting and confusing events or feelings.
...the tumultuous changes in Eastern Europe...
It's been a tumultuous day at the international trade negotiations in Brussels.2) ADJ: usu ADJ n A tumultuous reaction to something is very noisy, because the people involved are very happy or excited.
A tumultuous welcome from a 2,000 strong crowd greeted the champion...
Delegates greeted the news with tumultuous applause.
English dictionary. 2008.