pump

1 to make short up-and-down movements the thighs of the bicyclists were pumping furiously as they neared the finish line Synonyms bob, bobble, jog, jounce, nod, seesaw, wagRelated Words jerk, jiggle, shake, wiggle, wobble (also wabble); oscillate, rock, sway, swing, undulate; drop, duck

2 to put a series of questions to prying neighbors pumped the guileless child for information about the family's new pool Synonyms catechize, grill, interrogate, examine, query, question, quiz, sweat [slang]Related Words debrief; cross-examine, cross-question; annoy, harass, hound, pester; canvass (also canvas), poll

3 to remove (liquid) gradually or completely pumped water from the well Synonyms bleed, draft, draw (off), drain, siphon (also syphon), tapRelated Words milk; suck; clear, empty, evacuate, exhaust, vacate, vacuate, void; decant, effuse; deplete; clean, flush, purgeNear Antonyms bathe, douse (also dowse), drench, soak, souse, wash, water, wet; deluge, drown, flood, inundate, overflow; submerge, swampAntonyms fill