Momgerie
Noun: Momgerie 
Pronounced: mahm-zhuh-rey
Rythms with and is similar to lingerie. The unsexy pajamas a woman starts wearing after she has had a child or two and she is more concerned with comfort than being attractive to her mate. Often consists of stretch waist sweat pants and an oversized shirt. Is often made of flannel with no form fitting curves to be found.
I knew it was going to be a boring night when my wife came out of the bedroom wearing momgerie instead of lingerie.