soundtrack

[ sound-trak ]

/ ˈsaʊndˌtræk /

noun

the narrow band on one or both sides of a motion-picture film on which sound is recorded.

the sound recorded on a motion-picture film; audio portion of a film.

the music or dialogue from a film available on a commercial recording.

Origin of soundtrack

First recorded in 1925–30; sound¹ + track

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for soundtrack

Mariachis provided the soundtrack as the City went mad with Fernando-mania.
The Liberal Case Against Illegal Immigration|Doug McIntyre|November 25, 2014|DAILY BEAST
Film fans also know the band for its soundtrack to the Jacques Demy film Model Shop.
‘No Stairway, Denied!’ Led Zeppelin Lawsuit Winds on Down the Road|Keith Phipps|October 22, 2014|DAILY BEAST
Yankee Doodle Dandy, from 1942, tells the story of the man who practically wrote the soundtrack to American patriotism.
13 Most Patriotic Movies Ever: ‘Act of Valor,’ ‘Top Gun’ & More (VIDEO)|Melissa Leon|July 4, 2014|DAILY BEAST
Brian Eno was the first one invited to do the soundtrack; after all, the film was intended as an homage to Andy Warhol.
Punks, UFOs, and Heroin: How ‘Liquid Sky’ Became a Cult Movie|Daniel Genis|June 2, 2014|DAILY BEAST

In fact, I think they're even playing the Boardwalk Empire soundtrack.
The Secret Speakeasies of Buenos Aires|Jeff Campagna|February 25, 2014|DAILY BEAST
They lipsynch the soundtrack, cadge souvenirs and pester you with smarmy, show-off questions.
Down and Out in the Magic Kingdom|Cory Doctorow

British Dictionary definitions for soundtrack

soundtrack

/ (ˈsaʊndˌtræk) /

noun

the recorded sound accompaniment to a filmCompare commentary (def. 2)

a narrow strip along the side of a spool of film, which carries the sound accompaniment

verb

(tr) to provide a continuous accompaniment of sounds, esp music

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for soundtrack