The act by which something is pulled.
"The pulling of the rope was so hard that it nearly broke his hands."
In plain English: Pulling is when you try to move something toward yourself by using force on it with your hands or arms.
"The pulling on his shoelace made him trip over the rug."
present participle of pull
"The children were pulling the heavy wagon across the grassy field."
In plain English: To pull something means to move it toward yourself by using force on its handle, rope, or surface.
"She is pulling her suitcase up the flight of stairs."
The word pulling comes from Middle English and is formed by adding the suffix -ing to the verb pull. It has retained its original meaning of drawing something toward oneself since it entered the language.