plump up

Related to plump up: fall off, call on, in favor

plump up

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.
See also: plump, up
Farlex Dictionary of Idioms.

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.
See also: plump, up
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

plump up

v.
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.
See also: plump, up
The American Heritage® Dictionary of Phrasal Verbs.
See also:
  • body of water
  • between wind and water
  • float through
  • float through (something)
  • in smooth water
  • in smooth water(s)
  • make water
  • by water
  • Adam's ale
  • ale
References in periodicals archive
Save your pennies for this which doubles up to plump up and firm skin around your mouth too, all thanks to the plant stem cells from edelweiss.
Although a natural extract, you may feel the tingle as lips plump up and get ready for action.
Strawberry growers need to grab those watering cans as fruits begin to plump up. But also grab some netting or the birds will demolish the lot in the fashion of a Pimm's-drenched Wimbledon saddo.
STEAL: Plump up the Volume, pounds 3.49If it's luscious lips you want, try some of this great lip gloss with light reflecting particles, guaranteed to make even the thinnest lips fuller
Case study: Plump up cheeks and nose-to- mouth lines
Then you'll be pleased to hear about the latest cosmetic technology that promises to plump up and lift your lips - a Wonderbra for your mouth.