What is the meaning of Plump?

Having a full and rounded shape; chubby, somewhat overweight.

Fat.

Sudden and without reservation; blunt; direct; downright.

To grow plump; to swell out.

To make plump; to fill (out) or support; often with up.

To give a plumper (kind of vote).

To give (a vote), as a plumper.

To favor or decide in favor of. [with for ‘something’]

To cast or let drop (something) all at once, suddenly and heavily.

To drop or fall suddenly or heavily, all at once.

Directly; suddenly; perpendicularly.

The sound of a sudden heavy fall.

A knot or cluster; a group; a crowd.

A group of geese flying close together.

dumpy, squat, bulky (roundish and misshapen)

clumsy, heavy, graceless, inelegant

brash, tactless, crude

Cois Fharraige form of plimp

big and awkward

base, vulgar

(possibly unintentionally) offensive due to lacking tact; rude, vulgar, tactless

a blot (of ink)

Source: wiktionary.org