1. the loud rumbling or crashing sound that follows lightning during a storm
2. any loud, deep, prolonged sound

1. to make the loud sound of thunder
2. to speak in a loud, powerful voice
3. to move with a loud, heavy sound

Examples

• The thunder was so loud it shook the windows.
• Lightning flashed, followed by a crash of thunder.
• The thunder of the waterfall could be heard for miles.
• It began to thunder as the storm approached.
• The coach thundered at the players during halftime.
• The train thundered past the station.
• Thunder rolled across the sky all evening.
• The crowd’s applause thundered through the stadium.