Pre-vacation vacation 

A week before going on a vacation, when you don't care about your normal everyday doings. Your mind is prematurely in vacation mode. You don't care about work and any usual errands that you have to take care of.

I'm on a pre-vacation vacation. I've been going to work late and haven't been cleaning up around the house I haven't even worked out all week. I'm stuck in fun mode.

Pre-vacation vacation by Lu Flu May 27, 2013

Pre-Vacation Depression 

When you’ve been excited for your planned Vacation for months, but as your vacation nears you already are sad about how it’s almost over. (Also referred to as Pre-trip Depression)

Daniel: Dude why are you looking down in the dumps?

Henry: Well, it's just that I'm going to Disney World in a week.

Daniel: Well, isn’t that something you should be happy about?

Henry: No! Can’t you see that if I go to Disney World in a week I have nothing to be looking forward for? I won’t have a vacation in years. I have Pre-vacation Depression

Pre-Vacation Depression by JustDon'tPlease July 19, 2018

pre-vacation syndrome (PRVS) 

When you realizing what/who you're leaving behind as you go on vacation and missing it/them already.

Megan is going to Vietnam. A week before she leaves school, reality hits her that she won't see her friends/best friend for a long time. She develops pre-vacation syndrome (PRVS) and feels "out of place", and begins missing her best friends before she even leaves.

pre-vacation syndrome (PRVS) by wsxrfvbukom December 4, 2010

pre-vacation syndrome 

Feeling of falling into a lazy, sleepy mood, and reluctant to work, a week or two before a vacation period begins.
Going down on efficiency as the vacation time approaches.

The entire team decided that Anne was up for doing everything but working. She seemed to be hit by the pre-vacation syndrome.

pre-vacation syndrome by amimol July 1, 2020