noun
spot commercial; spot ad
A short advertisement inserted between programs on TV or radio, as opposed to a program-length infomercial.
See also: CM
この番組の合間にスポットCMが流れた。
A spot commercial aired during the break in this program.
ラジオ局はスポットCMの収入に頼っている。
The radio station relies on revenue from spot commercials.