pumpern

Etymology
From, , iterative of , possibly derived from , a variant of. Alternatively from an independent onomatopoetic Germanic source.

Verb

 * 1) to thud, to thump to make a thudding, thumping noise
 * 2) to knock, to hammer against something
 * 3) to throb, to pound, to thump e.g., heart
 * 1) to throb, to pound, to thump e.g., heart
 * 1) to throb, to pound, to thump e.g., heart