What is "to make scruple"

Scruple \Scru"ple\, n. [L. scrupulus a small sharp or pointed stone, the twenty-fourth part of an ounce, a scruple, uneasiness, doubt, dim. of scrupus a rough or sharp stone, anxiety, uneasiness; perh. akin to Gr. ? the chippings of stone, ? a razor, Skr. kshura: cf. F. scrupule.]

1. A weight of twenty grains; the third part of a dram.

2. Hence, a very small quantity; a particle.

   I will not bate thee a scruple.
   --Shak.

3. Hesitation as to action from the difficulty of determining what is right or expedient; unwillingness, doubt, or hesitation proceeding from motives of conscience.

   He was made miserable by the conflict between his tastes and his scruples.
   --Macaulay.

   To make scruple, to hesitate from conscientious motives; to scruple.
   --Locke.