When a male has oral sex with another male and recieves a canker sore afterwards, it is known as a "Fag-Lump"
When Sean Blew Micheal Baumgartner, he got such a big Fag-Lump that it popped in his mouth and almost filled with jizz...again
by Rockandrolljunkiie February 4, 2009
Get the Fag-Lumpmug.