1. A Yearbook-
Nerd (hence yerd)
2. A yearbook-
nerd who is particularly obsessed with being in yearbook
3. A person that has been traumatized by the extraneous workload caused by being a member of Yearbook staff/Annual staff
4. A person in yearbook that can't help but using/recognizing yearbook terms in normal conversation (such as 'gutter', 'pica', 'whitespace', '
stroke', etc...)
5. A person in yearbook that uses yearbook terms as double entendres, usually to imply sexual ideas