ounce 
/ˈaʊns/ noun
plural ounc·es /ˈaʊns/ noun 1 [count] : a unit of weight equal to 1⁄16 pound (about 28 grams) 2 [count] : fluid ounce 3 [singular] informal : a very small amount of something
▪ If you had an ounce of common sense, you wouldn't try it. ▪ He doesn't have an ounce of decency. ▪ She doesn't have an ounce of fat on her body. [=she is very thin] ▪ That story doesn't have an ounce of truth in it. [=that story is completely untrue]
▪ If you had an ounce of common sense, you wouldn't try it. ▪ He doesn't have an ounce of decency. ▪ She doesn't have an ounce of fat on her body. [=she is very thin] ▪ That story doesn't have an ounce of truth in it. [=that story is completely untrue]
