the.com/pluck
Courage measured in the smallest, scrappiest unit of refusing to quit.
means Either to pull something off sharply with the fingers, or the spirited, stubborn bravery of an underdog.
from From Old English pluccian, to pick or pull; the courage sense came from butchers, where pluck named the heart, liver, and lungs yanked from a carcass — so having pluck literally meant having guts.
Butcher originOnce meant an animal's heart and entrails.
Boxing slangVictorian fighters were praised for showing pluck.
String senseGuitarists and chickens both get plucked.