It was the spontaneous laughter of a frankly beaten man.

Controlling herself (having initially burst out into spontaneous laughter), Elaine answers the questions.

So was tossing the head back in a fit of spontaneous laughter.

How could even spontaneous laughter last in a space-time that is measured and measurable, let alone real joy?

With a song, a word, or even a suggestion he calls forth spontaneous laughter.

But then again I might, since the movie doesn't offer enough occasions for real spontaneous laughter to justify the cost of a full-price ticket.

Nelson's sudden appearances usually led to spontaneous laughter or applause on the part of the audience.

From the far side of the green came the sounds of youthful laughter; unforced, spontaneous.

So those moments of spontaneous laughter served as great medicine for us.

They also wrote that toys were meant to accustom a child "to completely spontaneous laughter."