plunk_down
1. [ verb ] set (something or oneself) down with or as if with a noise
Synonyms: plunk flump plop plonk plump_down plump plank
Examples:

"He planked the money on the table" "He planked himself into the sofa"

Related terms: set_down plonk
Similar spelling:   plonk_down
  plank_down
  plunk_for
  plank_over