chokehold

or choke hold

[ chohk-hohld ]
/ ˈtʃoʊkˌhoʊld /

noun

a restraining hold in which one person encircles the neck of another in a viselike grip with the arm, usually approaching from behind: The suspect was put in a chokehold and was gasping for breath.
a stifling grip; stranglehold: a company that once had a chokehold over the PC market.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for choke-hold

chokehold

/ (ˈtʃəʊkˌhəʊld) /

noun

the act of holding a person's neck across the windpipe, esp from behind using one arm
complete power or controlthe chokehold the mob has had on the town

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012