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. 
Sei ho, also written “Seihor” or “Sei h)”, is a Ghanaian Fante jargon invented in Takoradi and commonly spoken in the Western regions. Used amongst peers to indicate a job well done, it translates into Ghanaian pidgin English as “Spoil there”, which is more widely spoken in the country.
by bruno_of_all_ppl June 4, 2023
Get the Sei homug. 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. He is a real jakesh clean man with emphasis on white shirt.
He is able to exercise a high degree of control or influence over others. highly influential due to either their personal charisma, intelligence, wisdom, and political skill used his power in a way that had a decisive historical impact.
He is able to exercise a high degree of control or influence over others. highly influential due to either their personal charisma, intelligence, wisdom, and political skill used his power in a way that had a decisive historical impact.
by Nazanin Zahra August 16, 2018
Get the Seyed Ahmad Rezamug. 
by boomboomtaratarathephephoraywo November 23, 2021
Get the i love you seymug.