A portmanteau is a large trunk or suitcase, or a word blending the sounds and combining the meaning of two others. For example, motel from motor and hotel, got it. Or brunch for breakfast. I didn't know what a portmanteau was, but i'm actually now,. this is why you should listen to the swen sor i s now have learned two buzz words for your dinner party. A portmanteau are one of those suit cases that had all the different a, you know, equal parts. It's like one of the ones that holds up....