Yesternight

on the night before today’s night.

John: where were you last night?

Luke: yesternight?

John: yes
Luke: Yesternight I was at home…

by poopiedookie3000 February 21, 2022

yesteryesteryesterday

The day before yesteryesterday

Did you see the party YESTERYESTERYESTERDAY?

by Am dude October 6, 2022

Yesterwednesday

When a Wednesday was yesterday or the most recent Wednesday.

Yesterwednesday, I went to the store.

by HIIII-AHHHHH June 3, 2023

yesterday syndrome

when the events, action, memories, or decisions from the previous day are so bad that it causes a physical sickness from the mental distress.

typically lasts 1 day.

Sorry sir, I had yesterday syndrome and couldn't make it to school today.

by skyde October 18, 2023

double yesterday

The day before yesterday.

I can't remember what I ate for breakfast double yesterday.

by Cola37 February 4, 2015

Born yesterday

Uses to describe someone who is just as naive or inexperienced as a newborn baby or someone who's only been in this world for a day.

I can't believe Jerry says Ford is a good manufacturer, he must have been born yesterday.

by D. Y. Vetz November 27, 2019

Happy yesterbirth

What you say to someone when it was their birthday yesterday but you forgot to wish them a happy birthday on the actual day

Guy 1: Happy yesterbirth, man!
Guy 5: If I had to kill either you or a ladybug, I wouldn't be able to decide

by 99coronasonawall June 2, 2020