a form of wrestling in which two opponents, usually facing each other across a table, rest their right or left elbows on the table and, placing their corresponding forearms upward and parallel, grip each other's hand, the object being to force the opponent's hand down so that it touches the table.
There are frighteningly few public places where normal people can engage in this sort of theological arm wrestling.
The statement of a coworker also stated that the claimant had said he had been arm wrestling at a bar.
Right now, to steal a piece of history, maybe we're arm wrestling over the shape of the table.
British Dictionary definitions for arm wrestling
a contest in which two people sit facing each other each with one elbow resting on a table, clasp hands, and each tries to force the other's arm flat onto the table while keeping his own elbow touching the table