by main strength and awkwardness

by main strength and awkwardness

Rur. by force or brute strength. Tom: How did you get that piano up the stairs? Mary: By main strength and awkwardness. By main strength and awkwardness, we got all the luggage crammed into the car.
References in classic literature ?
Three of the warriors were sitting upon me, trying to hold me down by main strength and awkwardness, and they were having their hands full in the doing, I can tell you.