plop

To fall with a sound like that of an object falling into water without splashing.

To let the body drop heavily.

To drop or set heavily.

A plopping sound or movement.

To fall or plump into water. Mrs. Gaskell, Mary Barton.

To fall, drop, or move in any way, with a sudden splash or slap, as on the surface of water.

Act of plopping; the sound made in plopping.

A sound or action like liquid hitting a hard surface.

slang for excrement, derived from the “plop” sound made when the former hits water in a toilet.

To make the sound of liquid hitting a hard surface.