Loud sound of thunder Crossword Clue

The answer to the crossword clue "Loud sound of thunder" is CLAP. It is a 4-letter word.

The sound of thunder is caused by the sudden expansion of air caused by lightning. The air expands so quickly that it creates a shock wave, which is the sound we hear as thunder. The sound of thunder can be very loud, and it can travel for miles.

The word "clap" can also be used to describe the sound of two objects hitting together. However, in the context of the crossword clue, it is referring to the sound of thunder.

I hope this helps!