The phrase "to break the deadlock" means finding a solution or taking action to end a situation where progress is stuck, and no agreement or decision can be reached. Full definition
Seattle came extremely close to finally breaking the deadlock in first half injury time when Dempsey tapped a long ball towards goal with his first touch, but it bounced agonizingly wide as Bruin tangled with a defender. (sounderatheart.com)
This distracted and ultimately disorganised Lorient's backline and it was Mollo who broke the deadlock with a deflected long - range effort [see vid below]. (caughtoffside.com)
After a less than inspiring performance over 90 minutes, the hosts finally broke the deadlock on a frustrating night as Memphis Depay won his side a penalty in injury time before Wayne Rooney stepped up and made no mistake from the spot in the 93rd minute. (caughtoffside.com)