also: ゴールデン・タイム
prime time; peak time
Refers to the television or radio time slot with the highest viewership/listenership, typically in the evening. A wasei-eigo term from 'golden time'; not used in English with this meaning.
wasei-eigo (Japanese-coined English), from golden time
This program is broadcast during prime time.
Advertising rates during prime time are high.
The drama was broadcast during prime time.
Competition for ratings among prime-time programs is fierce.
The new show was planned with an eye on landing a prime-time slot.