Pluck a rose slang dated euphemism
(Of a woman) To urinate or defecate; used as a polite excuse for wanting to do so.
Mary's in there plucking a rose. Don't disturb her.
Mary is off plucking a rose—she will be back in a few minutes.
I plucked a rose for a few minutes, and then when I came back, they had already gone.
To poop.
(Of a male)To pee
To take a pee or (less commonly) defecate.
To poo into the diaper.
The verb "pluck" must be conjugated according to its tense.
The origin of this slang is not clear.