Definitions of ambiguous:

• adjective:   having no intrinsic or objective meaning; not organized in conventional patterns

  Example: "An ambiguous situation with no frame of reference"

• adjective:   having more than one possible meaning

  Example: "Ambiguous words"

• adjective:   open to two or more interpretations; or of uncertain nature or significance; or (often) intended to mislead

  Example: "The polling had a complex and equivocal (or ambiguous) message for potential female candidates"