"Meringue nests" refers to a type of dessert made from whipped egg whites and sugar. It is named "nests" because the meringue is usually shaped into small bowl-like structures before being baked. Full definition
Since then, I've used it to make meringue nests, iced gems, royal icing, American frosting and lemon meringue cupcakes! (wallflowerkitchen.com)
Over the weekend I decided to make your raspberry ice cream (frozen raspberries that I picked myself a couple weeks ago) and serve it with your lean chocolate sauce in meringue nests (vacherin). (davidlebovitz.com)