verb
(transitive) To throw up or vomit; to eject what has previously been swallowed.
(transitive) To cough up from the gut to feed its young, as an animal or bird does.
(transitive, figurative, sometimes derogatory) To repeat (information) verbatim or by rote, typically after learning it without actual comprehension.
(intransitive) To be thrown or poured back; to rush or surge back.
noun
Something regurgitated; regurgitated matter.