back burner noun 2back-burner adjective 1forms 3 noun2 •A section of a stove used to keep some pots warm while one focuses on others.Also, avoid reaching across a lit burner in the front of the stove to stir a pot on a back burner. Turn the front burner off while you tend to food on a back burner. — 2008 •(figurative) A state of low urgency; a state of low current importance.We'll put next year's Christmas party on the back burner until we deal with the current financial crisis. back-burner adjective1 •Having low urgency; not currently important. formsback burners · more back-burner · most back-burner