To furnish or cover with planks:
(Followed by a location) Precisely and forcefully.
To drop with a sound like that of something flat falling into water without splashing
To drop abruptly or heavily:
set (something or oneself) down with or as if with a noise
Find another word for flump. In this page you can discover 8 synonyms, antonyms, idiomatic expressions, and related words for flump, like: plank, plonk, plop, plunk, plump-down, plump, flump-down and plunk down.