Meaning: The speaker uses a specific tool to remove dirt from a walking surface.
Choice of Words: The word "sweep" means to use a brush or similar object to remove dirt or debris from a surface. "Floor" is the surface on which people walk in a building. "Broom" is a long-handle cleaning tool with bristles at one end. "I sweep floor with broom" means that I use a specific tool to remove dirt from a walking surface.