verb
plumps; plumped; plumping
to sit, fall, or lie down in a sudden, awkward, or relaxed way :plop [no obj]
plump for
[phrasal verb]
plump for (someone or something) informal
US :to express support for (someone or something)
Brit :to choose (someone or something) after thinking carefully
verb
plumps; plumped; plumping
[+ obj] :to shake or hit (something, such as a pillow) to make it fuller, softer, or rounder
adjective
plumper; -est
[also more ~; most ~] :having a full, rounded shape