thunder

noun

• a loud rumbling or crashing noise heard after a lightning flash due to the expansion of rapidly heated air: there was a crash of thunder thunder rolled through the mountains
• a loud, deep resounding noise:you can hear the thunder of the falls in the distance
• used to refer to an angry facial expression or tone of voice:‘I am Brother Joachim,’ he announced in a voice like thunder
• [as exclamation] dated used to express emphasis, anger, or incredulity:none of this did the remotest good, but, by thunder, it kept the union activists feeling good

verb

• 1 (it thunders, it is thundering, etc.) thunder sounds:it began to thunder
• make a loud, deep resounding noise:the motorcycle thundered into life the train thundered through the night
• [with object and adverbial of direction] strike powerfully:Briggs thundered home a 30-yard free kick

• 2speak loudly and forcefully or angrily, especially to denounce or criticize:he thundered against the evils of the age [with direct speech]:‘Sit down!’ thundered Morse with immense authority