plucky \ˈpləkē, -ki\adjective (-er/-est) Etymology:pluck (II) + -y 1.: having or marked by courage : courageous, spirited, brave, resolute < a plucky man > < a plucky stand against oppression > 2.: clear in outline or detail : distinct, sharp — used especially of a drawing or photograph 3.of a stone or rock: breaking with a conchoidal fracture under the hammer or chisel < flint, obsidian, and some limestones are plucky rocks >