転ころげる

ichidan verb, intransitive verb

roll over; tumble; roll about (with laughter)

Describes something or someone rolling over, tumbling, or rolling around. Often used for rolling on the ground or rolling with laughter (笑い転げる).

• ボールが坂さかを転ころげていった。

  The ball rolled down the hill.

• 彼かれの冗じょう談だんにみんな笑わらい転ころげた。

  Everyone rolled with laughter at his joke.