Noun
A cocktail (mixed drink), usually made with peach schnapps and orange juice, though sometimes made with lemonade instead.
She ordered two fuzzy navels.
(in compounds) A drink or food (of a specified type) which imitates this cocktail by featuring peach and orange as central flavours (with or without alcohol).
fuzzy navel milkshake, fuzzy navel cake, fuzzy navel pie