plonk
verb (especially British English)(North American English usually plunk)
(informal)- plonk something + adv./prep.
to put something down on something, especially noisily or carelessly 随意放下;砰然扔下 - plonk yourself (down)
to sit down heavily or carelessly 重重地坐下;不经意地坐下
Word Originverb late 19th cent. (originally dialect): imitative; compare with plunk.