Green’s Dictionary of Slang

stomping n.

also stomp
[stomp v. (1)]

(orig. US) a beating, esp. one in which the victim is kicked or trampled on; also attrib.

[US]Monteleone Criminal Sl. (rev. edn) 227: stomping When rural [? rival] gang members, seize the hands and feet of their victims, while another member jumps up and down on the victim’s stomach.
[US]N.Y. Daily News 2 Oct. n.p.: A revived technique in teen-age gang fighting – ‘stomping’ – was disclosed by police after they picked up eight youths [...] They found four typed copies of the following message: ‘Stomping done with pleasure. Our stomping is guaranteed to please. You have been stomped by experts. Next time, wise up. The Conchise.’.
[US]H. Salisbury Shook-Up Generation (1961) 37: White boys wear ‘stomping’ boots, heavy hobnails or Army shoes.
[US](con. 1953–7) L. Yablonsky Violent Gang (1967) 63: A ‘stomp’. That’s when three or four guys will jump one, for no reason at all ... They go down and grab a guy for any reason at all [...] They just want to stomp someone.
[US]H.S. Thompson letter 25 Sept. in Proud Highway (1997) 585: I assume you heard about the stomping up there.
[US]P. Thomas Down These Mean Streets (1970) 30: Mamma sent me off the stoop to the Italian market on 115th Street and First Avenue, deep in Italian country. Man, that was stompin’ territory.
[UK]J. Mandelkau Buttons 155: I can take a stomping!
[UK]M. Amis London Fields 373: They then administered some exemplary stomping with cross looks cast about.
[US]G. Sikes 8 Ball Chicks (1998) 183: Someone had to pay. Usually this meant a stomping in the parking lot.