mobbing n.— «The students, all boys and football players, allegedly surrounded another student in a school hallway during lunch Nov. 20 and punched the student’s arms, chest and back as part of a practice some call “mobbing...
mobbing
n.— «Mobbing—walking around in a large group.» —“Kids help geezer get the hang of slang” by Eddie Jimenez Fresno Bee (California) May 21, 2007. (source: Double-Tongued Dictionary)