Sentence:  A <WSD>mombie</WSD> is a woman who "changes" after having a baby. She's been brainwashed by motherhood, .... She loves nothing more than joining an army of other <WSD>mombies</WSD>, so don't be surprised if your old friend-turned-<WSD>mombie</WSD> begins to spend her time primarily with other <WSD>mombies</WSD> who are all covered in some kind of murky baby secretion. 
Meaning of the word marked with <WSD> tags:  A mother who is consumed by raising her children to the point of being sleep-deprived or simply obsessed, and hence zombie-like.