FLUMP
Meaning of FLUMP in English
/flump/ , v.i. , v.t.
1. to plump down suddenly or heavily; flop.
n.
2. the act or sound of flumping.
[ 1810-20; b. of FLOP + PLUMP ]
Random House Webster's Unabridged English dictionary.
Полный английский словарь Вебстер - Random House .
2012