Fold Napkin Pocket

napkin
diaper: garment consisting of a folded cloth drawn up between the legs and fastened at the waist; worn by infants to catch excrement
A square piece of cloth or paper used at a meal to wipe the fingers or lips and to protect garments, or to serve food on
a small piece of table linen that is used to wipe the mouth and to cover the lap in order to protect clothing
A napkin, or face towel (also in Canada, the United Kingdom, Australia and South Africa: serviette) is a rectangle of cloth or tissue paper used at the table for wiping the mouth while eating. It is usually small and folded.
A baby's diaper

pocket
pouch: an enclosed space; "the trapped miners found a pocket of air"
Put into one's pocket
Drive (a ball) into a pocket
put in one's pocket; "He pocketed the change"
Take or receive (money or other valuables) for oneself, esp. dishonestly
a small pouch inside a garment for carrying small articles

fold
A form or shape produced by the gentle draping of a loose, full garment or piece of cloth
an angular or rounded shape made by folding; "a fold in the napkin"; "a crease in his trousers"; "a plication on her blouse"; "a flexure of the colon"; "a bend of his elbow"
incorporate a food ingredient into a mixture by repeatedly turning it over without stirring or beating; "Fold the egg whites into the batter"
An area of skin that sags or hangs loosely
An undulation or gentle curve of the ground; a slight hill or hollow
bend or lay so that one part covers the other; "fold up the newspaper"; "turn up your collar"