👉 Lacklustrous is a term that describes someone who appears unattractive or unappealing to the eye. It can also refer to the absence of an attractive or appealing feature, such as a beautiful smile or a charming personality. The term originated in the 19th century and was used by authors like Charles Dickens and Robert Louis Stevenson to describe characters who lacked the natural charm and attractiveness that they were known for.
