Someone who plays with their smartphone or other touchscreen (game player) and does not get much exercise.
My friends are always taking selfies, googling and becoming touch potatoes planted in fast food restaurant tables.
potato shit means shit that is like a potato, often used to describe something bad
hey my name is xuanrui
you're potato shit
when birb and potato knish become one and you make potato knishes but then shit in them it’s pretty pog ikr
When a tattooed gentleman named pat stuffs you with a potato
Omg last night pat gave me a pat potato stuffy all night.