noun | verb
pumppump1 /pʌmp/ ●●○ noun 1
[countable] a machine for forcing liquid or gas into or out of something: a water/air/oil etc. pump (=for moving water, air, etc.)a hand/foot pump (=one operated by your hand or foot) → see also bicycle1, stomach pump2[countable] a machine at a gas station that is used to put gasoline into cars SYN gas pump: Consumers will be paying more at the pump (=when they buy gas).3[countable usually plural] a woman’s plain shoe that has a short heel and does not have buckles or laces: a pair of blue leather pumps4[countable] an act of pumping [Origin: (1,2) 1400–1500 Middle Low German pumpe or Middle Dutch pompe] → see also heat pump, prime the pump at prime3 (5) noun | verb
pumppump2 ●●○ verb 1MAKE LIQUID/GAS MOVE [transitive always + adv./prep.] to make liquid or gas move in a particular direction with a pump: pump something into/through/from etc. something A pipe accidentally pumped tons of sewage into Boston Harbor. Blood is pumped around the body by the heart.2FROM UNDER GROUND [transitive] to bring a supply of water, oil, etc. to the surface from under the ground: We were able to pump clean groundwater from several of the wells.3GASOLINE [transitive] to put gasoline into your car at a gas station: You have to pump your own gas.4COME OUT [intransitive always + adv./prep.] when a liquid pumps from somewhere, it comes out in sudden large amounts: pump from/out of etc. Oil continued to pump out of the ship’s damaged hull.5ASK QUESTIONS [transitive] informal to ask someone a lot of questions, in order to find out something: She wanted to pump him for information about the deal.6MOVE IN AND OUT/UP AND DOWN [intransitive, transitive] to move very quickly in and out or up and down, or to make something do this: She pumped the brake pedal but nothing happened. He kept pumping till water came gushing out. The biker’s legs were pumping vigorously.7HEART BEATS [intransitive] if your heart pumps, you can feel it beating quickly because you are excited, frightened, etc., or because you have been exercising: I could feel my heart pumping.8pump somebody full of something to put a lot of drugs into someone’s body: The doctor had him pumped full of pain killers.9pump iron informal to do exercises by lifting heavy weights10have your stomach pumped to have the things inside your stomach removed by a pump, after swallowing something harmful11pump somebody full of lead/bullets informal to shoot a lot of bullets into someonepump away phrasal verb1to move up and down very quickly, or to make something do this2if your heart pumps away, you can feel it beating because you are excited, frightened, etc., or because you have been exercisingpump something into somebody/something phrasal verb1to spend money on something such as a business, industry, or economy: Huge amounts of money are being pumped into research.2pump bullets into somebody/something informal to shoot someone several timespump out phrasal verb1pump something ↔ out if something such as music, information, or a supply of products is pumped out or pumps out, a lot of it is produced: The factory pumps out a million pairs of socks each week.2pump something ↔ out to remove liquid from something using a pump: It took all afternoon to pump out our flooded basement.pump up phrasal verb1pump something ↔ up to fill a tire, ball, etc. with air SYN inflate2pump something ↔ up to increase the value, amount, etc. of something: Exports have pumped up the nation’s economy.3pump somebody ↔ up informal to encourage or make someone excited about something: The chanting pumped the team up. → see also pumped4pump up the music/volume etc. slang to play music louder