nom de womb
n.— «Well, I feel pregnant. Much more so than I did last month with the chemical. This feels like it felt with Joseph, which is reassuring in a way because after all, my entire pregnancy with him was normal and easy, right up until the end. I think this one’s nom de womb is “Heating Pad.”» —“ New doc tomorrow” by NervousKitty Life After… (Boston, Massachusetts) Nov. 14, 2005. (source: Double-Tongued Dictionary)