any sounds artificially produced, reproduced from a recording, etc, to create a theatrical effect, such as the bringing together of two halves of a hollow coconut shell to simulate a horse's gallop; used in plays, films, etc
sound effects in American English
sounds, as of thunder, blows, animals, traffic, etc., produced artificially or by recording to supply sounds called for in the script of a radio, stage, film, or TV production
Examples of 'sound effects' in a sentence
sound effects
Beneath it all were the music and eerily distorted sound effects, a throbbing and scratching to haunt a saint's nightmares.