When a friend of yours has recently started dating another, and is suddenly unable to attend and social gatherings because he is with said boo.
"What happened to Jim?" "He got a case of the Boo Flu, we won't hear from him until he is single again"
by RockSickle September 14, 2012

A word for the sickness that spreads around for the first few months of a semester, caused by freshmen being taken from their isolated social-bubbles and being moved into dorms to live on top of each other.
A: “Aw man, I just moved into the dorms and now my neighbors and my roommate are all sick!”
B: “Sounds like the Freshman Flu’s going around again, better to just accept your fate.”
B: “Sounds like the Freshman Flu’s going around again, better to just accept your fate.”
by That dude steve November 2, 2022

Rhysian Flu
The Rhysian Flu is a term used to degrade those of a specific type of text role-players who prefer NSFW or ERP Scenarios and is mainly used to those of an illiterate kind. This term is most commonly used towards a member in a sub category of Discord Servers for the Rick Riordan Series Percy Jackson known as BlueSteel.
The Rhysian Flu is a term used to degrade those of a specific type of text role-players who prefer NSFW or ERP Scenarios and is mainly used to those of an illiterate kind. This term is most commonly used towards a member in a sub category of Discord Servers for the Rick Riordan Series Percy Jackson known as BlueSteel.
Guy 1: Wow man these retards have the Rhysian Flu
Guy 2: Rhysian Flu?
Guy 1: Yea, you know those assholes who ERP and shit?
Guy 2: Rhysian Flu?
Guy 1: Yea, you know those assholes who ERP and shit?
by SteveCanLickMyAnus January 19, 2020

by BIRDFLU April 17, 2022

by CheeganTMurphy June 16, 2025

by Student flu April 20, 2015

by JonSturtz23 April 2, 2022
