Tommy Rot

Tommy Rot is a dismissive term, primarily British in origin, used to describe something as nonsense, rubbish, or blatant falsehood. It is a stronger and more colourful expression than simply calling something "rubbish." The phrase often implies that the speaker believes the statement or idea being discussed is deliberately misleading or overly sentimental to the point of being insincere.

The origins of the term are uncertain, but plausible etymologies exist. One theory suggests a link to the word "rot," meaning decay or nonsense, combined with "Tommy," a common nickname for a British soldier, implying that the information is as useless or unpleasant as decaying food rations. Another theory connects it to perceived low-quality army rations or supplies during wartime, although concrete evidence for this is difficult to establish. Regardless of its precise origin, the expression gained popularity during the late 19th and early 20th centuries and remains in use today, although it is considered somewhat old-fashioned. Its usage often conveys a sense of exasperation or disdain.