They have been 'teammates' for several years.
She's very popular among her 'teammates'.
(..) -. . .if they fly anywhere near him. -Well, that too. Professor McGonagall. -This match has been canceled. -We can't cancel Quidditch. Silence, Wood. You and your teammates will go to Gryffindor Tower. Now. Potter, you and l will find Mr. Weasley. There's something the both of you have to see. (..)2002 Harry Potter and the Chamber of Secrets