The term MODEL AT WORK is composed of two words, 'MODEL' and 'at work'. The first word, 'MODEL', is a 5-letter word meaning 'a person who poses for an artist or photographer'. This person is usually chosen for their physical attractiveness and is often used to promote products or services. The second word, 'at work', is a phrase that means 'engaged in a task or activity'. Therefore, the term MODEL AT WORK can be interpreted as a person who is posing for an artist or photographer while engaged in a task or activity.