pump2 Syllabification: (pump)Pronunciation: /pəmp/Translate pump | into French | into German | into Italian | into Spanish Definition of pump noun a light shoe, in particular. North American a woman’s plain, lightweight shoe that has a low-cut upper, no fastening, and typically a medium heel. a man’s slip-on patent leather shoe for formal wear. Origin: mid 16th century: of unknown originpump in other Oxford dictionaries Definition of pump in the British & World English dictionary