Jeff Green put the team on his shoulders and scored a season-high 39 points, while the Wizards wilted with a display of selfish basketball.
Boston blew a 19-point first-half lead, but Gerald Wallace made a driving layup with 2.5 seconds remaining in overtime Wednesday night for the 113-111 victory that snapped a 10-game road losing streak.
John Wall had 28 points, 11 rebounds and 10 assists for his second career triple-double for Washington, but he went 9 for 29 from the field and missed a potential game-winning, contested 3-pointer at the buzzer in overtime.