plump

(noun) the sound of a sudden heavy fall.

(verb) drop sharply. Synonyms: plummet. Examples: "The stock market plummeted."

(verb) set (something or oneself) down with or as if with a noise. Synonyms: plank, flump, plonk, plop, plunk, plump down, plunk down. Examples: "He planked the money on the table." "He planked himself into the sofa."

(verb) make fat or plump. Synonyms: fatten, fat, flesh out, fill out, plump out, fatten out, fatten up. Examples: "We will plump out that poor starving child."

(verb) give support (to) or make a choice (of) one out of a group or number. Synonyms: go. Examples: "I plumped for the losing candidates."

(adj) sufficiently fat so as to have a pleasing fullness of figure. Synonyms: chubby, embonpoint. Examples: "A chubby child." "Pleasingly plump";."

(adv) straight down especially heavily or abruptly. Examples: "The anchor fell plump into the sea." "We dropped the rock plump into the water."