On the back burner
Meaning
Put into a lower priority state.
Usage
Used when deferring projects or ideas.
Origin & History
Origins and dates here are approximate summaries. Many idioms have disputed or unknown origins, and not every date has been checked against a historical dictionary, so treat specific dates and stories as a starting point rather than a citation.
Cooks kept less urgent dishes on back burners to focus on hotter pans.
Food metaphors entered business talk during the 20th century.