plop
verb(plop)
set (something or oneself) down with or as if with a noise
plop
adverb(plop)
with a short hollow thud
Examples:
Plop came the ball down to the corner of the green.
plop
verb(plop)
drop something with a plopping sound
plop
verb(plop)
drop with the sound of something falling into water
plop
noun(plop)
the noise of a rounded object dropping into a liquid without a splash