Definition of sketches:
(v) :
(ambitransitive) To make a brief, basic drawing.
(v) :
(transitive) To describe briefly and with very few details.
(n) :
A rapidly executed freehand drawing that is not intended as a finished work, often consisting of a multitude of overlapping lines.
(n) :
A rough design, plan, or draft, as a rough draft of a book.
(n) :
A brief description of a person or account of an incident; a general presentation or outline.
(n) :
A brief, light, or unfinished dramatic, musical, or literary work or idea; especially a short, often humorous or satirical scene or play, frequently as part of a revue or variety show.