man-strengthn. the number of people available for employment, military service, etc.; = manpowern. 2.
ΘΚΠ
the world > action or operation > advantage > usefulness > use (made of things) > instrumentality > [noun] > (a) means > resources > consisting of people
human resources1915
manpower1917
man-strength1931
peopleware1974
1931 Ann. Reg. 1930 1. 23 The United States was greatly adding to its man-strength.