English spelling dictionary
an abrupt failure of function or complete physical exhaustion
a natural event caused by something suddenly falling down or caving in; 'the collapse of the old star under its own gravity'
the act of throwing yourself down
a sudden large decline of business or the prices of stocks (especially one that causes additional failures)
break down, literally or metaphorically; 'The business collapsed' 'The dam broke' 'The roof collapsed' 'The wall gave in' 'The roof finally gave under the weight of the ice'
collapse due to fatigue, an illness, or a sudden attack
fold or close up; 'collapse the music stand'
fall apart; 'Negotiations broke down'
cause to burst
suffer a nervous breakdown
lose significance, effectiveness, or value; 'The stock market collapsed'