The Boston Celtics signed guard/forward Terrence Williams to a multi-year contract on Sunday.

Williams was on a 10-day contract with Boston. He has averaged 3.3 points, 2.3 rebounds and 1.5 assists in four games this season.

The 11th pick in the 2009 NBA Draft, Williams has averaged 7.4 points, 3.8 rebounds and 2.5 assists in 133 career games with New Jersey, Houston, Sacramento and Boston.