noun
(uncountable) Alternative letter-case form of Pablum (“a type of cereal for infants made from cornmeal, oat, and wheat”).
(by extension, uncountable) Mushy, easily digested food; pap; (countable) a specific type of such food.
(countable, uncountable, figurative, derogatory) Something overly bland or simplistic, especially speech or writing.