kerplunk

/kərˈplʌŋk/
interjection
  1. Used to imitate the sound of something heavy falling into water or landing with a soft thud.
    • The stone hit the pond with a loud kerplunk.
    • He dropped the heavy book onto the carpet — kerplunk.
    • Kerplunk! The ripe apple fell from the tree into the bucket.
noun
  1. A sound like something heavy falling into water or landing softly.
    • We heard a kerplunk from the other side of the lake.
    • There was a sudden kerplunk as the anchor hit the water.
    • The frog jumped off the lily pad with a satisfying kerplunk.
What does "kerplunk" mean? | whatsthatwordmean | whatsthatwordmean