ごろごろ

Adverb

 * 1)  with the sound of thunder
 * 2)  with a rumble
 * 3)  with a growl
 * 4)  with a purr
 * 5)  rolling
 * 6)  ubiquitously
 * 7)  idly passing the time
 * 1)  ubiquitously
 * 2)  idly passing the time

Noun

 * 1)  lightning and thunder

Verb

 * 1)  to thunder
 * 2)  to rumble
 * 3)  to roll
 * 4)  to growl
 * 5)  to purr
 * 6)  to be everywhere in the world
 * 7)  to pass the time idly