The improper saying of the main lyric from the song, Armor-Clad Faith, which means nothing other than that your uncle is probably related to a Yeti by many means.
by Commander2Butter May 1, 2024
Get the Sey Yetimug. by boomboomtaratarathephephoraywo November 23, 2021
Get the i love you seymug. 
Sei Syndrome is when one simp very hard for a Genshin Impact character, to the point they start saying the character's name every day. Some signs of having Sei Syndrome is that you might fall in love with someone easily only because they have the character you like, on some occasions, people with Sei syndrome don't admit they are in the LGBTQIA+ Community.
Person 1: Xiao
Person 2: That is the 46th time you've said that you have Sei syndrome for sure. Please take a break.
Person 2: That is the 46th time you've said that you have Sei syndrome for sure. Please take a break.
by xineru July 10, 2021
Get the Sei syndromemug. issei, or you can say, sei, is a gay boy femboy.
they're always talking about big boobas and whatever, i don't know why they always say that.
they're always talking about big boobas and whatever, i don't know why they always say that.
by jayistheking001 November 22, 2021
Get the issei/seimug. by Lackschuh April 8, 2017
Get the seyedmug.