When you go for a poo, but you only need to wipe once.
named after the advert by 'plenty' kitchen towel, as the catchphrase is: 'One sheet does plenty'.
Guy 1: Maaaan, it only took me like 1 minute to do that turd, only had to wipe once!
Guy 2. Mate, must of been A 'Plenty' Poo.
by 65IOU4 November 19, 2011
Get the A 'Plenty' Poo mug.