quillet I. quil·let\ˈkwilə̇t, usu -ə̇d.+V\noun (-s) Etymology: origin unknown chiefly dialect: a small tract of land II. quilletnoun (-s) Etymology: probably short for obsolete quillity, alteration of quiddity archaic: a subtle distinction : quibble III. quill·etnoun (-s) Etymology:quill (I) + -et archaic: a small tube (as of paper)