No it is a description. Something is the size of a potato.
it's a metaphor because comparing you to a couch potato
The potato size should be medium sized or the size of your hands but the bigger the better.
A couch potato is a person who is very lazy and tired all the time. It is not really a potato that sits on a couch. Sometimes people use this idiom* as an exaggeration.*Definition of Idiom: A sentence that says something else to mean the topic.A lazy person
Ths depends upon the size of the subject potato in which you are attempting to fit an average sized potato into. If it is small, then in theory anything from 0.0007 average sized potatos to 0.999999 average potatos can fit into it. If it is large, than anything from 1.00000000000000000000001 to 6.472 average sized potatos can fit into it. If the subject potato is average sized, than it is 1. Then there is the fact that there is no officially recognised 'average potato size' as of 19th February 2013, meaning that what one experimentor might decide is an average size potato could be seen as too large or too small to be average to another.
duchess potato is potato + eggs, piped out lorette is potato + choux paste = dauphine potato dauphine + choux paste, piped out into walnut sized, deep fried
It's from America but also commonly used in Great Britain.
I had to drop that project like a hot potato when I found out about all the issues with it.
A fist-sized potato for each person, or the equivalent in smaller potatoes.
It is 0.1 kilograms: a medium sized potato, for example.
The weight of a potato can vary depending on its size, but on average a medium-sized potato weighs around 150 grams, which is equivalent to 150,000 milligrams.
It doesn't seem to be, but a couch potato is. That is someone who is lazy, particularly someone who mostly only stays on a couch, eats, and watches television. The term seems to come from being on a couch, eating potato chips, and being in what seems like a vegetative state. A related idiom is "veg out."
Maybe you have heard the term, "Couch potato" . . . that is someone who lies around watching TV for hours. "Mouse potato" is a cute take-off from couch potato, and refers to people that sit around playing on the computer (using the 'mouse') for hours. This is not a vegetable.