adj. Sometimes mother's milk is motor oil.
Related term: robo-mommy.
Real citation: "Dear Pixie,
My robo-maternal clock is ticking. Get over here, you.
(Sept. 25, 2008, OtakuBooty, http://otakubooty.com/of.asp?id_post=211492&tab=6&action=st&r=177&page=9)
Made-up citation: "I never had robo-maternal feelings till I bought the Nano-Reproductive Artifact 6000... Now I couldn't be prouder--and neither could my robo-loins."