Manpower is defined as the total of number of individuals who are employed in a company or available for a particular project assignment or work. In an organization the manpower needed for a particular work and in future is estimated and planned through different techniques available.
Manpower is the total number of people who can work to get something done. How quickly you clean your house after a big party will depend on how much manpower you've got. The term manpower can mean "labor force," "workforce," "workers," or simply "people," and despite the man, it applies to both men and women.