Plop (?), v. i. [imp. & p. p. Plopped (?); p. pr. & vb. n. Plopping.] [Imitative.]
To fall, drop, or move in any way, with a sudden splash or slap, as on the surface of water.
The body plopped up, turning on its side.
Kipling.
© Webster 1913
Plop, n.
Act of plopping; the sound made in plopping.
© Webster 1913