plump up
中高级 (B2) neutral
To make a soft thing like a pillow or cushion bigger and puffier by hitting or shaking it
"She plumped up the pillows before the guests arrived to make the bedroom look inviting."
To make a soft thing like a pillow or cushion bigger and puffier by hitting or shaking it
"She plumped up the pillows before the guests arrived to make the bedroom look inviting."