Sirius Black rushed angrily up to Snape. "Did you poison Alicia Spinnet? How dare you use poison! You dirty, contemptible—" He raised his hand to grab Snape by the collar.
Snape jerked back a step, raised his wand to point it right under Sirius's chin, and let out a deep, intensely displeased voice. "I am not aware that someone who has only taught here for a year has any right to disrupt another professor's class and pin groundless accusations on a fellow faculty member."
"I repeat: this is my class time. It is not something for just any stray dog to barge in and disturb. Now—get out!" Snape pointed the tip of his wand toward the heavy doors, making his demand to leave unmistakably clear.
Chapter 340