Pronunciation: [hˈadst ɐ pˈɪkt͡ʃəɹ ɒv] (IPA) 
The word "hadst a picture of" is spelled as [hædst ə ˈpɪktʃər əv]. "Hadst" is an archaic form of "had" used in the second person singular past tense. The IPA phonetic transcription for "hadst" is [hædst]. "A" is pronounced as [ə]. "Picture" is pronounced as [ˈpɪktʃər], while "of" is pronounced as [əv]. Altogether, "hadst a picture of" refers to an individual in the past who possessed a particular picture.
"hadst a picture of" is an archaic phrase that is used less frequently in modern English. The phrase is formed by merging "hadst," which is the second-person singular present tense of "have," with "a picture of," which denotes possessing or owning an image or representation of something. Thus, "hadst a picture of" can be understood as an old-fashioned way of saying "you have a picture of" or "you possess an image of."
The term "picture" refers to a visual representation or likeness of a person, object, or scene captured through various mediums such as painting, drawing, photography, or digital media. It is intended to provide a visual record or a means of preserving memories. The object or subject of the picture may vary widely, ranging from landscapes and portraits to still life and abstract concepts. A picture can be seen as a form of art, a tool for documentation, or a source of aesthetic appreciation.
In a broader sense, the phrase "hadst a picture of" can also be used metaphorically or figuratively to indicate the mental or conceptual image one may have of something or someone. It suggests possessing or holding within one's mind an imagined or perceived representation of a person, an idea, or a situation. Thus, this phrase is rooted in the notion of ownership and the ability to visually or mentally recall certain images or impressions.
