Acting as

What does Acting as mean in American Law?

The definition of Acting as in the law of the United States, as defined by the lexicographer Arthur Leff in his legal dictionary is:

When followed by a status, role, office, or other legal capacity, the term describes an act done in that capacity rather than one done in the actor’s natural capacity. For instance, “acting as agent,” when found in a pleading, is sufficient to allege that acts actually done by the agent are binding upon his employer, the principal, e.g., “Jones, acting as agent for Smith, entered into a contract with plaintiff, by which. . . .” Similar introductory terms include “acting for,” and “acting under authority of.”