plonking Definition

plonk¹
noun

colloq:
1. The resounding thud made by a heavy object falling.

verb plonked, plonking

1. To put or place something with a thud or with finality.

Example: plonked himself in the best chair
intr
2. To place oneself or to fall with a plonk.

adverb

1. With a thud.

Example: landed plonk beside her

Etymology: 19c: imitating the sound.