<p><strong>Noun</strong></p><ul><li>a moral or ethical consideration or standard that acts as a restraining force or inhibits certain actions.</li><li>Synonyms: restraint, compunction, qualm.</li><li>a very small portion or amount.</li><li>a unit of weight equal to 20 grains (1.295 grams) or 1/3 of a dram, apothecaries' weight.</li><li>an ancient Roman unit of weight equivalent to 1/24 of an ounce or 1/288 of an as or pound.</li></ul><p><strong>Verb</strong></p><ul><li>(used without object) to have scruples.</li><li>(used with object) to have scruples about; hesitate at.</li><li>Synonyms: waver.</li></ul>