The term "off message" refers to anything that goes against a company's or individual's intended message or brand. Some synonymous phrases to use in place of "off message" include "inconsistent," "contradictory," "incongruous," "inappropriate," or "unauthorized." These words all convey a sense of the same meaning, where something is not in line with a predetermined plan. These synonyms can come in handy when writing a press release or article. Being able to use different words to convey the same message can make a piece of writing sound more sophisticated and professional.