(rugby) scrum / being arm in arm in a horizontal formation, such as of a line of people marching in a demonstration

rugby (a sport where players can hold or kick an ovoid ball)

(transitive) intertwine (strings and similar); cross (one's arms or legs); braid (hair) / (transitive) build (out of poles, strings, or similar); put up

(sports) match, game

singles (in tennis)

(informal) to have "won" a match on a psychological or personal level despite losing to all appearances