Real Dictionary

stick figure
countable noun: A stick figure is a simple drawing of a person that uses straight lines to show the arms and legs.

stick figure in American English
a simple drawing, as by a child, of a human or animal figure, of which the torso and limbs are depicted by mere straight lines
noun: a diagrammatic drawing representing a human or animal, usually made with one line each for the torso and appendages, and often a circle for the head

stick figure in British English
noun: a simple drawing of a person as executed by a young child, with a round head and straight lines representing the rest of the body