What is the meaning of Plumper?

comparative form of plump: more plump

One who plumps or swells out something else.

That which plumps or swells out something else.

A small ball or pad carried in the mouth to fill out the cheeks.

In elections, a vote given to one candidate only, when two or more are to be elected, thus giving the candidate an advantage over the others.

A voter who plumps their vote.

A downright, unqualified lie.

An obese woman, especially in pornography.

inflection of plump:

1. strong/mixed nominative masculine singular
2. strong genitive/dative feminine singular
3. strong genitive plural

strong/mixed nominative masculine singular

strong genitive/dative feminine singular

strong genitive plural

Source: wiktionary.org