Wyibmab is an acronym for the phrase “without you I’ll be miserable at best.” Lyrics to 2007 hit song “Miserable At Best” by Florida emo punk band, Mayday Parade. Meaning that after losing someone they love the best possible feeling they could feel afterwards is miserable.

n. The birth name of somebody who has changed their name. Most commonly attributed to trans people, but can be attributed to any person who has changed their name. (sometimes written as two words: dead name)

v. 1. To call somebody by their deadname.
v. 2. To out somebody's deadname to the public.