0 having a pleasantly soft, rounded body or shape: --
1 to shake and push something to make it round and soft: --
My aunt was busy straightening furniture and plumping cushions.
2 having a soft, rounded shape; slightly fat: --
a plump, middle-aged woman
plump hands
3 to shake or pat something to make it bigger, rounder, and softer: --
He plumped for the theory that it is all a question of the food supply.
I would have plumped for a higher one.
I have not arbitrarily plumped for 14 days.
If one asks her whether she would rather have a new bus service, a better school, or electricity, or water, she always plumps for water.
As one of the responsible unions, we plumped for negotiating machinery.
In subsequent correspondence, as he will recall, he plumped for a figure of 50,000.
Plumping is important and it needs to be dealt with by regulation.
At least he has plumped for a policy.