Something or someone that is totally awesome but in Dream SMP or middle school boy humor
Dude did you see that kick flip I just did ?
Bro thatâs totally poggers
This means that you are mentally and physically obsessed with Tom Felton and you canât get over your self about him and your mental health is so bad because you have mentallyobsessedwithtomfelton-itis.
Friend: Omg I have mentallyobsessedwithtomfelton-itis.
Me: Omg same.