tweak / twēk/ • v. [tr.] 1. twist or pull (something) sharply: he tweaked the boy's ear. 2. inf. improve (a mechanism or system) by making fine adjustments to it: engineers tweak the car's operating systems during the race. • n. 1. a sharp twist or pull. 2. inf. a fine adjustment to a mechanism or system.
"tweak." The Oxford Pocket Dictionary of Current English. . Encyclopedia.com. (November 12, 2018). https://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/tweak-0
"tweak." The Oxford Pocket Dictionary of Current English. . Retrieved November 12, 2018 from Encyclopedia.com: https://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/tweak-0