A person who obsesses over another person who has no interest in being with them. To the point where they're being toxic to themselves at the idea of being with said person.
Dude, why did they donate $100 to this person's stream just to say they like them.
Because they're a Simp.
Because they're a Simp.
by ZeWeazy May 16, 2021
Get the Simpmug. Some person who would give a female streamer all of their money, and brag about it as being the "ultimate gentleman", most likely. Can also be short for simpleton if you're a boomer.
Thing Thing: "have you heard of that simp who donated 60k to pokimane? damn."
Thong Thong: "what the fuck, that's a hell of a simp!"
Thong Thong: "what the fuck, that's a hell of a simp!"
by Słoneczny! May 20, 2020
Get the Simpmug. A kid who goes all out for pussy but never gets it. He skips hanging out with the boys to be with the girls but they all friend zone him. Commonly know with the name Stefán
by Stefán Breki July 15, 2020
Get the Simpmug. 
by mcmahonimal December 16, 2016
Get the Simp Napmug. A dude who spends his times with girls and girls only, hoping to please them or get something out of them. (Such as a relationship with them)
by Cheduhch33z March 5, 2020
Get the Simpmug. by anonymous July 11, 2021
Get the Simp surgerymug.