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1. To fall, drop, set, or sit down very heavily, suddenly, or abruptly. He came in from work and plumped down on the sofa without a word. The huge St. Bernard came over and plumped down onto her bed by the fireplace.
2. To drop or set someone or something down very heavily, suddenly, or abruptly. In this usage, a noun or pronoun can be used between "plump" and "down." The courier plumped the package down on my desk, nearly knocking over my coffee cup in the process. He plumped the screaming child down on the couch and put on some cartoons to calm her down.
plump for (someone or something)
To actively support someone or something. Don't say a bad word about that candidate to Mary—she's been plumping for him all year.
See also: plump
1. To become very plump, chubby, or rotund. Soak the dehydrated mushrooms in a cup of water for an hour, until they have plumped up and the water is nearly gone. I began plumping up almost as soon as I became pregnant.
2. To make someone or something plump, chubby, rotund, or fuller in shape. In this usage, a noun or pronoun can be used between "plump" and "up." My kids always come home for the holidays looking so skinny, so I always try to plump them up a bit. It has come to light that one of the biggest poultry producers in the country has been plumping up chicken meat with water to artificially increase their weight and subsequent price.
plump for someone or something
to support or promote someone or something. Henry spent a lot of energy plumping for Bill, who was running for vice president. She spent a lot of time plumping for our candidate.
See also: plump
plump something down
1. to drop a heavy load of something. She plumped the load of groceries onto the bench and looked through her purse for the keys. Jill plumped down her packages.
2. to drop something as if it were a heavy load. He plumped the potatoes down on each plate, making a loud noise each time. Dave plumped down a huge slab of meat onto the grill.
plump something up
to pat or shake something like a pillow into a fuller shape. Todd plumped his pillow up and finished making the bed. He plumped up his pillow.
1. To become more plump or chubby: I went off my diet and immediately plumped up.
2. To make something rounded or full in form: We plumped up the dried cherries by soaking them in water. The nurse brought me a pillow and plumped it up before putting it behind my head.