Falcon Cylindrical Lawn Mower Self Propelled Engine Operated 5.5 Hp, Power Drive-600, A lawn mower is a machine used to mow grass or plants. This machine is commonly used to tidy up the garden and also to clear the fields of grass or other types of grass. The commonly used lawnmowers are made of thin, hard, and very sharp iron plates, so they can easily mow the grass.