Main entry: plonk
Definition: the noise of something dropping (as into liquid)
Main entry: plonk
Definition: a cheap wine of inferior quality
Main entry: plank, plonk, plop, plump, plump down, plunk, plunk down, flump
Definition: set (something or oneself) down with or as if with a noise
Usage: He planked the money on the table; He planked himself into the sofa