The word "مصور" (Musavvir) in Urdu refers to an artist or a person who creates visual art, particularly someone who specializes in painting, drawing, or other forms of visual representation. A "Musavvir" is an individual skilled in producing images, portraits, or illustrations. In a broader sense, it can also refer to a photographer or anyone involved in the creation of visual art.
In the context of the poem you provided, "ایک مصور سے بھی ہو گئی دوستی" suggests that the speaker has developed a friendship with an artist, possibly referring to someone who is skilled in visual arts like painting or photography. The poem indicates a change in the speaker's life, as they have started to appreciate and connect with people from various walks of life, including artists.