DynamicBinding has several meanings in computing.
In the LispLanguage, it refers to a VariableBinding? (association between a variable and its name) that has DynamicExtent.
In many ObjectOriented languages, it refers to a method call on an object being selected according to the dynamic type of the object - virtual functions in CeePlusPlus, normal method calls in most other languages.
See also SimulatedDynamicBinding