Home › Words › Y › yestermorningyestermorningyestermorning means yesterday morning.Among words judged in Lexicurio's Arena, yestermorning ranks #16,730 of 42,747 for Qualifying.EtymologyFrom yester- + morning.nounYesterday morning.e.g.“Where do the favourites delay? Nay, where is yestermorning's rose?” — 1897, Robert S. Littell, The living age: Volume 212:Definitions & examples from Wiktionary (CC BY-SA 3.0).